Lock Nut, Nylon Insert (ISO 10512)
Nylon-Insert Lock Nuts, Nyloc Nuts or Elastic Stop Nuts, are locknuts with a nylon or fiber internal collar that increases friction on the screw thread. The screw thread does not cut into the nylon insert, however, the insert deforms elastically over the threads. Since the locking feature can be affected by heat, they are more correctly referred to as “Stop” nuts.
0 Lock Nut, Nylon Insert (iso 10512), showing 200, (click on any line for more information)
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Buy Nylon Insert Lock Nuts from one of our FCH Network Members | ||||||||
| NAPPCO | TX | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 | nylon insert l/n s/s 18-8 1/4-28 | 89 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 | regular nylon insert l/n s/s 18-8 #5-40 | 1500 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 | thin nylon insert l/n s/s 18-8 2-56 | 50 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Steel | Plain | M8-1.25 | m8x1.25 nylon insert l/n stlzp din 985 | 11 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | #10-32 | nylon insert l/n s/s t316 #10-32 | 15 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | 1/2-13 | nylon insert locknut s/s t316 1/2-13 | 19 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Steel | Plain | M12-1.75 | m12x1.75 nylon insert l/n stlzp din 985 | 35 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | #10-24 | nylon insert l/n s/s t316 #10-24 | 90 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 | reg.nylon insert l/n s/s 18-8 1/4-28 | 325 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 1 1/2-12 | nylon insert locknut stl zy g8 1-1/2-12 | 60 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Grade 8 | Zinc/Clear | 3/8-24 | nylon insert locknut grade 8 zp 3/8-24 | 50 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Grade 8 | Plain | 7/16-14 | nylon insert locknut grade 8 7/16-14 | 20 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Grade 8 | Plain | 5/16-18 | nylon insert locknut grade 8 5/16-18 | 275 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M6-1.00 | m6x1.0 nylon insert l/n s/s a2 din 985 | 2155 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1/4-20 | nylon insert locknut steel zp 1/4-20 | 5000 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M16-1.50 | m16-1.50 nylon insert l/n zinc | 2 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #10-32 | nylon insert locknut steel zp 10-32 | 85 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M6 | m6 nylon insert locknuts z/p | 18 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 3/4-16 | nylon insert locknut steel zp 3/4-16 | 100 |
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| NAPPCO | TX | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 5/16-18 | nylon insert locknut steel zp 5/16-18 | 86 |
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| Century | FL | Lock Nut, Nylon Insert | Plain | #10-32 | ms21044n3 | 4201 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M4-0.70 | m 4.0 s/s hex lock nuts m4x0.7 din 985 | 2945 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M5 | m5 nut s/s e2a din 982 | 2900 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 3/8-24 | 21nte-064 (9/16width & 17/64 h) zinc plt 3/8-24 nte thin nylon insert lock nut | 2960 |
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| Century | FL | Lock Nut, Nylon Insert | Grade 8 | Zinc/Clear | M8 | m8 gr. 8 zinc m8 gr. 8 zinc iso 7040 | 3000 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 thin nylon insert l/n 18-8 stainless steel + lub wax | 3500 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1/2-13 | esna 21ne-083 1/2-13 nylon insert locknut stl zinc | 3526 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 nylon insert lock nut 18-8 stainless steel + lub wax | 5000 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 | 79nm-62 6-32 nylon inset lock nut s/s 79nm-62 6-32 nylon inset lock nut s/s | 18125 |
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| TownCountry | AR | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Clear | M08-1.25 | m08-1.25 nylon insert lock nut 8.8 zinc din 985 | 80 |
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| TownCountry | AR | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 7/16-14 | 7/16-14 nylon insert lock nut ne gr.8 yellow zinc | 50 |
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| OneMonroe | MN | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | nylon insert lock nut 4-40 s/s | 44 |
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| OneMonroe | MN | Lock Nut, Nylon Insert | Grade 8 | Plain | 1 1/8-12 | 1-1/8-12 grade 8 nylon lock nut-yz | 80 |
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| Century | FL | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 5/16-18 | esna 41ne-058 5/16-18 nylon insert l/n grd 5 zinc | 2604 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M10 | m10.0 18-8 hex lock nuts nylon insert din 985 | 2141 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 3/8-16 | esna 21nte-066 3/8-16 light-thin nylon l/n steel zinc | 3220 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M2.5 | m2.5 ny in locknut m2.5 nylon insert lock nut steel zinc rohs din 985 | 3320 |
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| Century | FL | Lock Nut, Nylon Insert | Plain | #4-40 | ms21083c04 | 2731 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #10-24 | esna tf21ntm04 10-24 ntm nylon insert locknut rohs zi yel | 3800 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #8-32 | 8-32 ntm style nylon insert lock nut steel zinc (thin) | 3874 |
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| Century | FL | Lock Nut, Nylon Insert | Plain | nylok nks24693s272m | 1274 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1/4-20 | esna 21nte-040 thin pattern 1/4-20 nte n.i.locknut stl trivalent zinc rohs comp | 3500 |
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| Century | FL | Lock Nut, Nylon Insert | Class 8.8 | Phosphate | M8 | m8 nylon insert l/nut m8 nylon insert lock nut cl 8 phosphate finish 5.3.1.2 mil-std-171 din 985 | 4000 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #4-40 | esna 21nm-40 4-40 nylon insert locknut zinc | 4042 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M10.0 | m10.0 steel zinc plt hex lock nuts nylon insert din 985 | 4135 |
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| Century | FL | Lock Nut, Nylon Insert | ms21044c3 | 101179 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #8-32 | bbi 305105 21ntm-82 8-32 thin pattern nylon insert lock nut stl zn clear | 4500 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 | 1/4-20 nylon insert lock nut 18-8 stainless steel + lub wax | 5000 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M6 | m 6.0 nylon insert locknut stainless stl waxed din 985 | 5096 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1 1/8-12 | 1 1/8-12 nylon insert l/n zinc pltd | 14 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 1 1/8-12 | 1 1/8-12 nylon insert l/n gr 8 yellow zn | 165 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #10-32 | 10-32 thin nylon ins. l/n plated | 500 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Black Oxide | #10-24 | 10-24 nyl ins l/n blk ox | 93 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | ms21083n4 | 925 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Plain | #10-32 | ms21083-n3 | 151 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | ms21044n06 | 11 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | ms21044n04 | 191 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Plain | #10-24 x 3/8 x 9/32 | ms17830-3c | 60 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Plain | #10-24 | ms17830-010c | 34 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Black Oxide | nylon locknut nln pg 29 blk | 105 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Black Oxide | nylon locknut nln pg 16 blk | 135 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Black Oxide | #9 | nylon locknut nln pg 9 blk | 489 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M8-1.25-1.25 | m8-1.25 nyl ins ln low stl znc din 985-6-1616-161 | 14 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | M6-1-1.00 | m6-1 nyl ins ln low a4ss din 985 | 5000 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | M5-0.8-0.80 | m5-0.8 nylon locknut 316 s.s. waxed | 500 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Class 10.9 | Plain | M27-3.0-3.00 | m27-3.0 nylon insert l/n class 10 | 10 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Plain | M20-2.5-2.50 | m20-2.5 nylon insert l/n metric | 22 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Class 10.9 | Plain | M16-2.0-2.00 | m16-2.0 nylon insert l/n class 10 | 4 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M16-2.0-2.00 | m16-2.0 nylon insert l/n stainless | 77 |
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| TownCountry | AR | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1 1/4-7 | 1 1/4-7 nylon insert lock nut ne zinc | 20 |
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| Century | FL | Lock Nut, Nylon Insert | Brass | Cadmium/Yellow | #0-80 | 0-80 1660 style nylon insert lock nut brass cad yellow | 1126 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #10-24 | 10-24 ntm style nylon insert lock nut steel zinc | 3000 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M6 | m6 nylon insert locknut steel trivalent zinc clear din 985 | 47452 |
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| Century | FL | Lock Nut, Nylon Insert | an365d616a | 50 |
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| Jackson | MS | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | M12-1.75 | M12x1.75 coarse nylock nut metric a-4 stainless | 68 |
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| TownCountry | AR | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Clear | M10-1.50 | M10-1.50 nylon insert lock nut ne 8.8 zinc din 982 | 150 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #5-44 | 5-44 nylock nut zinc | 800 |
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| Century | FL | Lock Nut, Nylon Insert | Steel | Plain | M3 | m 3.0 steel hex. chrom. free hex lock nuts nylon insert din 985 | 19086 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Clear | M10-1.50 | M10-1.50 class 8 nylon insert locknuts metric coarse zinc cr+3 din 982 | 187 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 3/8-16 | 3/8-16 unc ne (standard) nylon insert locknuts unc low carbon zinc cr+3 | 326 |
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| Jackson | MS | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | m16 x 2.0 coarse nylock nut metric a-4 stainless | 8 |
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| Jackson | MS | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | m8 x 1.25 coarse nylock nut metric a-4 stainless | 215 |
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| Jackson | MS | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain | m6 x 1.00 coarse nylock nut metric a-4 stainless | 345 |
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| Jackson | MS | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | m24 x 3.00 coarse nylock nut metric a-2 stainless | 51 |
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| Jackson | MS | Lock Nut, Nylon Insert | Class 10.9 | Zinc/Clear | m6 x 1.00 coarse metric nut class 10 zinc | 6059 |
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| Century | FL | Lock Nut, Nylon Insert | Plain | ms17828-8c | 28 |
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| MAINSOURC | NH | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M45913/1-10 | M45913/1-10fs3 (5/8-18 esna ne nut 18-8 ss) M45913/110FS3 | 100 |
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| Weaver | WA | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 24-3.0 | 24-3.0 nylock nut 18-8 ss | 10 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Steel | Plain | nut nylock | 4 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Steel | Plain | nut nylock | 2 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | #6-32 | #6-32 unc nm (standard) nylon insert locknuts unc low carbon zinc | 5000 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | #8-32 | #8-32 unc nm (standard) nylon insert locknuts unc low carbon zinc | 5000 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 3/8-24 | 3/8-24 unf ne (standard) nylon insert locknuts fine low carbon zinc | 2500 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Grade C | Zinc/Yellow | 5/8-11 | 5/8-11 nylon insert locknuts grade c zinc-yellow cr+6 | 536 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Clear | M12-1.75 | M12-1.75 class 8 nylon insert locknuts metric coarse zinc cr+3 din 982 | 90 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Clear | M6-1.00 | M6-1.00 class 8 nylon insert locknuts metric coarse zinc cr+3 din 982 | 3000 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 1/2-13 | 1/2-13 unc ne (standard) nylon insert locknuts unc low carbon zinc cr+3 | 400 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 1/4-20 | 1/4-20 nylon insert locknuts unc low carbon zinc | 3568 |
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| RePneu To | MI | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #12-24 | #12-24 unc nm (standard) nylon insert locknuts unc zinc | 5000 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 1 1/2-12 | 1 1/2-12 gr8 nylock nut yellow zinc | 16 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 1 1/2-6 | 1 1/2-6 gr8 nylock nut yellow zinc | 6 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 1 1/4-7 | 1 1/4-7 gr8 nylock nut yellow zinc | 34 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Plain | 1 1/4-7 | 1 1/4-7 gr8 nylock nut plain | 66 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 1-14 | 1-14 gr8 nylock nut yellow zinc | 127 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 1-8 | 1-8 gr8 nylock nut yellow zinc | 13 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 7/8-14 | 7/8-14 gr8 nylock nut yellow zinc | 149 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 3/4-16 | 3/4-16 gr8 nylock nut yellow zinc | 382 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 7/16-20 | 7/16-20 gr8 nylock nut yellow zinc | 1678 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 7/16-14 | 7/16-14 gr8 nylock nut yellow zinc | 766 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 3/8-24 | 3/8-24 gr8 nylock nut yellow zinc | 1827 |
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| Weaver | WA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 5/16-24 | 5/16-24 gr8 nylock nut yellow zinc | 1650 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 24-2.0 | 24-2.0 nylock nut zinc | 43 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 24-3.0 | 24-3.0 nylock nut zinc | 22 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 22-2.5 | 22-2.5 nylock nut zinc | 23 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 20-2.0 | 20-2.0 nylock nut zinc | 26 |
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| Weaver | WA | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 20-2.5 | 20-2.5 nylock nut 18-8 ss | 261 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 18-1.5 | 18-1.5 nylock nut zinc | 41 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 18-2.5 | 18-2.5 nylock nut zinc | 23 |
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| Weaver | WA | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M10-1.50 | 10-1.5 nylock nut 18-8 ss | 272 |
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| Century | FL | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | ms17830-6f | 10 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1 3/4-5 | 1 3/4-5 nylock nut zinc | 15 |
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| Weaver | WA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1 1/2-6 | 1 1/2-6 nylock nut zinc | 726 |
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| Weaver | WA | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1 1/2-6 | 1 1/2-6 nylock nut 18-8 ss | 2 |
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