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#4 Keps
Keps® Nuts or K-Lock® Nuts are nuts pre-assembled with a free-spinning captive washer, usually an external tooth lock washer. As the nut is tightened, the washer bites into the mating surface, forming the locking feature of the nut.
161 results, (click on any line for more information)
| Buy Keps from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Set Screw | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | hex nut w/external tooth lockwasher 18-8 s/s | inquire |
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| American | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | kep nut pl | 750 |
|
| JHP Fasteners | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Black | #4-40 | nut kep 4-40 s/s black zinc | 1030 |
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| Ababa | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 k-lock nut w/ext star s/s | 13792 |
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| Ababa | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 k-lock nut w/ext star s/s | 600 |
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| Ababa | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 k-lock nut w/ext star stl znc | 3800 |
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| Ababa | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 k-lock nut w/ext star stl znc | 600 |
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| RCFast | AZ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps locknut 18-8 304 | 1330 |
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| YANKEE | NH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut (external tooth lock washer) steel zinc plated | 4680 |
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| Weaver | WA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 k-lock/kep nut 18-8 ss | 9300 |
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| Weaver | WA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 k-lock/kep nut zinc | 3900 |
|
| JET FITTING | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 hex lock nut external star kep stainless steel 18-8 | 280 |
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| JET FITTING | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 hex external tooth kep lock nut steel zinc | 2400 |
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| RCFast | AZ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps locknut stl 1 rohs | 4500 |
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| B & K FAST | PA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4/40 kep locknuts zinc | 6942 |
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| SII | IN | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | #4-40 steel with external tooth lockwasher k-lock nut | 10235 |
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| SII | IN | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | #4-40 locknuts kep hex nuts coarse stain a2 (18-8) | 4100 |
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| QFC | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 conical keps nut trivalent zinc | 6600 |
|
| QFC | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut ext. tooth tri. clear zinc | 6547 |
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| QFC | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4/40 hex keps nut 18-8ss | 200 |
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| QFC | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4/40 hex keps nut 18-8ss | 5000 |
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| QFC | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 kep nut zinc | 380 |
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| QFC | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 kep nut zinc | 657 |
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| RCFast | AZ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | conical kep nut stl 1 rohs | 1000 |
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| Jackson | MS | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 nc keps lock nut stainless steel | 1000 |
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| METRO IND | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps lock nut uss | 3950 |
|
| YANKEE | NH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut w/external tooth lock washer 18-8 s/s | 4008 |
|
| YANKEE | NH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut 18-8 304 black | 3860 |
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| ACCURATE | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | kep lock nut | 1726 |
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| ACCURATE | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | kep lock nut | 45300 |
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| MESAFAST | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | keps nut 18-8 s/s | 63.0 |
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| MESAFAST | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Black | #4-40 | keps nut black | 4,130.0 |
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| MESAFAST | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | keps nut | 2,000.0 |
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| Cal Fastenrs | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | kep nut 18-8 304 | 5,000 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 shakeproof keps z/p 501-041800-00-0251-0551 | 45200 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 conical kep nut z/p rohs compliant | 82 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut z/p rohs | 1778 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut z/p rohs compliant | 418910 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut z/p rohs ( m/pak ) | 8000 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | 4-40 keps nut black oxide | 599 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Yellow | #4-40 | 4-40 kep nut zinc ii | 3300 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 s/s keps nut rohs ( 1000 package ) | 5000 |
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| ACF | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut z/p rohs ( 1000 package ) | 477000 |
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| Purchase | MO | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 hex keps nut steel zinc | 5000 |
|
| Century | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | 4-40 kep nut (18-8) (18-8) | 9341 |
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| Century | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 kep nut steel zinc plt | 41925 |
|
| Century | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | 4-40 kep nut (STEEL ZI & YEL) (STEEL ZI & YEL) | 3922 |
|
| Century | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | 4-40 kep nut steel (HEXAVALENT CHROMIUM FREE) (HEXAVALENT CHROMIUM FREE) | 120276 |
|
| Irwin Ind | Ont | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 unc k locknuts steel zinc trivalent clear | 3500 |
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| Irwin Ind | Ont | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps locknut 18.8 stainless steel | 776 |
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| GLF | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | #4-40 keps nut stl zc () () () | 14839 |
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| GLF | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | #4-40 keps nut 18-8 s/s () () () | 4000 |
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| THRDFAST | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut | 2,435 |
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| Davis | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | #4-40 hex keps nut-steel zinc | 24,000 |
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| NAPPCO | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | k locknut steel zinc pltd 4-40 (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) | 450 |
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| American | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4/40 kep nut zinc pl | 6100 |
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| American | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4/40 kep nut stainless | 700 |
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| Aztech | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Galvanized | #4-40 | #4-40 k-lok (keps) nut g | 407,330 |
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| Aztech | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Galvanized | #4-40 | #4-40 k-lok (keps) nut g | 23,820 |
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| Aztech | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Galvanized | #4-40 | #4-40 k-lok (keps) nut g | 5,807 |
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| Aztech | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Galvanized | #4-40 | #4-40 k-lok (keps) nut g | 9,397 |
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| UNEEDA | NJ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Brass | Plain | #4-40 | kep nuts | 9500 |
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| UNEEDA | NJ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | kep nuts | 1000 |
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| TPC | IN | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | 4-40 | hex | 1600000 |
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| IRF | NJ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | #4-40 keps nut steel zinc plated rohs compliant 500-00276 | 7,233 |
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| Lippin | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | #4-40 keps lock nut zinc | 6800 |
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| Endries | WI | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40x1/4 width across flats keps nut trivalent clear zinc | 20602 |
|
| Endries | WI | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut 18-8/a2 | 145 |
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| NutsBolts | NE | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut zp | 10420 |
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| Cal Fastenrs | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Yellow | #4-40 | kep nut Cr3+ kep nut | 5,000 |
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| Cal Fastenrs | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | kep nut Cr3+ kep nut cr3 | 3,000 |
|
| Standard | MA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut 18-8 stainless steel | 104300 |
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| Komar | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Yellow | #4-40 | keps nut(1/4x3/32) | 9000 |
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| Future Fastener | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 kep nut plt | 24947 |
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| Future Fastener | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 kep nut ss | 4300 |
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| Jackson | MS | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Yellow | #4-40 | 4-40 nc keps locknut | 7270 |
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| Jackson | MS | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 nc keps lock nut | 17010 |
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| Global | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-40 | keps nut 18-8 ss passivate | 14,800 |
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| Global | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | keps nut clear rohs | 1,000 |
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| Global | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | keps nut | 1,640 |
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| MTP | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | # 4-40 st/zn hex kep ( k-lock) nuts | stock |
|
| Delta | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | hx kep nut with ext lw zinc 4-40 | 13430 |
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| Delta | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | hx kep nut with ext lw 18-8 sst 4-40 | 814 |
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| SJS Prod | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | 4-40 kepnut blk ox rohs | 7500 |
|
| Trifast | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut a2 s/s plain self finish | 2843 |
|
| All Size | TX | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | #4-40 kep nut s/s | 1,000 |
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| SWACO | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 hex lock nut external star kep stainless steel 18-8 | 1395 |
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| MFS | KS | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | keps nut | 3980 |
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| AIH | AZ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut s/s | 20000 |
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| AIH | AZ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | 4-40 keps nut | 13402 |
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| AIH | AZ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | 4-40 conical keps nut | 2927 |
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| SASCO | OR | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 k-lock nuts 18-8 sst k-lock nut s k-lock nut s | 1,800 |
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| Wurth | IN | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut zinc plated | 229,725 |
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| ASFCORP | MI | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Grade A | Zinc/Clear | #4-40 | 4-40 full hgt keps lk nut assy w/ext tooth lk wshr gr a tri zn fe/zn 5an | 2,150 |
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| ZAL INDUS | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | 4-40 keps nut bl/ox | 6,000 |
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| ZAL INDUS | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | 4-40 keps nut bl/ox lacq | 970 |
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| Komar | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Yellow | #4-40 | 4-40 keps nut(1/4x3/32) zinc yellow | 9000 |
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| FastWare | Sask | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | kep lock nut | 7,000 |
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| ASMC | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | #4-40 coarse keps nut low carb zp | 6,600 |
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| ASMC | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | #4-40 coarse keps nut ss18-8 | 3,191 |
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| Alma Bolt | MI | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | kep nut | 4161 |
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| MTP | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | #4-40 st/zn hex kep ( k-lock) nuts | stock |
|
| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Black | #4-40 | 4-40 k lock nut black zinc and bake | 125,000 |
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| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | 4-40 k lock hex nut black oxide | 125,000 |
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| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 | 4-40 k lock nut 18-8 stainless steel black oxide and oil | 50,000 |
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| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 k lock nut 18-8 stainless steel nut, 420 stainless steel washer | 50,000 |
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| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Yellow | #4-40 | 4-40 k lock nut zinc yellow and bake | 125,000 |
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| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 k lock nut zinc and bake | 125,000 |
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| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 conical k keps lock nut zinc and bake | 125,000 |
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| Liberty | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 hex keps nut rohs compliant | 7,600 |
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| Liberty | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Nickel | #4-40 | 4-40 hex keps nut plate | 1,240 |
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| Liberty | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 hex keps nut 18-8 s/s stainless | 11,820 |
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| Liberty | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 hex keps nut | 200 |
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| HBBOLT | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | kep nut | 162 |
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| HBBOLT | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | (k-lock) kep nut 18-8 ss | 1,170 |
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| IPC | VA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut 18-8 s/s steel | 1,060 |
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| IPC | VA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut steel zinc | 6,650 |
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| IPC | VA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut steel cr3 zinc-rohs | 2,210 |
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| XL Screw | GA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 x 1/4 x 3/32 | k-lock nuts zp | 15,000 |
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| CONTAERO | NJ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | kl locknut | 10,426 |
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| CONTAERO | NJ | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | kl locknut s/s 18-8 304 | 11,050 |
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| ACCURATE | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | 2006017060006 | 30000 |
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| ACCURATE | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Black Oxide | #4-40 | keps nuts blk ox | 30,000 |
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| MTP | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | # 4-40 ss hex kep ( k-lock) nuts | stock |
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| Hayes | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-40 | 4-40 keps nut bk/ox | 6700 |
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| BAYFASTCO | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut s/s | 700 |
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| SWACO | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut 18-8 ss | 20388 |
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| SWACO | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut stl zinc | 83273 |
|
| OSSCO | RI | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut plated | 7,171 |
|
| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Green | #4-40 | 4-40 k lock hex nut zinc bake green | 125,000 |
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| Kanebridge | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Nickel | #4-40 | 4-40 k lock hex nut nickel | 125,000 |
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| Sonfast | SC | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 external tooth keps nuts steel zinc 1/4 afx3/32 hexx1/8 total | 14,000 |
|
| Empire | WA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 kep style l/n 18-8 304 | 153732 |
|
| Century | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 kep nut steel zinc plt | 41925 |
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| Wink Fast | VA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 18.8 (a2) 18-8 304 steel kep nut 4-40 | 3554 |
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| AFI | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut ss () () | 39027 |
|
| AFI | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut st zn rohs () () | 22031 |
|
| Hodell | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 k-lock nut unc zinc | 29295 |
|
| Hewes | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut zinc pl | 18000 |
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| JET FITTING | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 keps nut stl zinc 858060 | 87939 |
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| AFI | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Nickel | #4-40 | 4-40 keps nut st nickel () () | 1000 |
|
| Century | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | shakeproof 502-040800-01 4-40 conical keps nut stl triv zinc clr | 4542 |
| |
| Empire | WA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 kep style l/n stainless | 68500 |
|
| Empire | WA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 kep style l/n 18-8 304 bulk | 80000 |
|
| AFI | FL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Yellow | #4-40 | 4-40 keps nut st zd rohs () () | 1584 |
|
| Century | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | wcl k0440-00-stl-zn1 4-40 keps nut | 1123 |
| |
| JET FITTING | CA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 hex lock nut external star kep stainless steel 18-8 4CKLN SS | 1395 |
|
| Hodell | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 k-lock nut unc zinc () | 29295 |
|
| Century | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 kep nut 18-8 | 15975 |
|
| Century | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Yellow | 4-40 kep nut steel zi & yel zinc/yellow | 3922 |
| |
| Empire | WA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 kep style l/n rohs zp | 4419 |
|
| Century | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | shakeproof 502-040800-01 4-40 conical keps nut stl zinc clear | 946 |
| |
| Hewes | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 keps nut 18-8 s/s | 1825 |
|
| Century | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | 4-40 kep nut steel zinc hexavalent chromium free | 159276 |
|
| Century | NY | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | wcl k0440-00-stl-zn1 4-40 keps nut | 400 |
| |
| Weaver | WA | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4-.7 | 4-.7 k-lock/kep nut 18-8 ss | 191 |
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| Liberty | IL | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 400 Stainless (405, 410,416,420,430 etc.) | Plain | #4 | #4 external countersunk lock washer 410 s/s washer 410 s/s | 40 |
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| Exim | S'pore | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Nickel | #4-406.985 x 6.350 x 2.489 | nut keps steel nickel #4-406.985 x 6.350 x 2.489mm w.conical washer0.275 x 0.250 x 0.098 in | 7911 |
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| Exim | S'pore | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-406.985 x 6.350 x 2.489 | nut keps s/s passivated #4-406.985 x 6.350 x 2.489 mm w/ext. l/washer0.275 x 0.250 x 0.098 in 12 teeth | 1934 |
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| Exim | S'pore | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Plain | #4-406.985 x 6.350 x 2.489 | nut keps steel natural #4-406.985 x 6.350 x 2.489mm w conical washer0.275 x 0.250 x 0.098 in | 90000 |
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| ScrewsInc | OH | Lock Nut with Tooth L/W (K-Lock, Keps, etc.) | Steel | Zinc/Clear | #4-40 | hex mach scw keps nut | 1930 |
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