Lock Nut, Nylon Insert (ASME 18.2.2)
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.
Lock Nut, Nylon Insert (b18.2.2), 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 | ||||||||
| OneMonroe | NC | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1-8 | 1-8 ne 18-8 stainless steel nylon insert lock nut | 1 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #6-40 | 6-40 nylon insert l/n plated | 3440 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Cadmium/Yellow | #6-32 | 6-32 nyl ins l/n ntm type-efi l/n2stl cadyl | 500 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #6-32 | 6-32 nylon insert l/n stainless bl. ox. | 600 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | #6-32 | 6-32 all nyl l/n t&b nyl nat | 300 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 5/8-18 | 5/8-18 thin nylon ins. l/n zinc pltd | 50 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | 5/8-11 | 5/8-11 nyl ins l/n ne type-efi l/n5stl | 61 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | 1/4-20 | 1/4-20 lh x .625 nylon insert | 117 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 9/16-18 | 9/16-18 nylon insert l/n stainless | 34 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | hd cs short plung ss w/o nylok | 174 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | hd cs short plung sn w/o nylok | 200 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Yellow | 5/8-11 | nut nylon insert 5/8-11 steel zinc yellow | 131 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1/2-20 | 1/2-20 thn nyl ins l/n nte efi 18-8ss | 64 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Yellow | 1/2-13 | 1/2-13 nylon insert l/n yellow zn | 1470 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | 1/2-13 | 1/2-13 nyl ins l/n ne type-esna l/n2stl | 46 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Grade 8 | Plain / Furnace Black | 1/2-13 | 1/2-13 nylon insert l/n gr 8 | 59 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #4-40 | 4-40 thin nylon ins. l/n plated | 773 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #4-40 | 4-40 thin nylon ins. l/n plated | 5010 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 7/16-20 | 7/16-20 thin nylon ins. l/n zinc pltd | 75 |
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| OneMonroe | NC | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 7/16-20 | 7/16-20 nylon insert l/n stainless | 57 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #10-24 | 10-24 nm series machine nylon insert locknut tri clr zinc 120 wh/144 red rust | 4 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 10.9 | Zinc/Clear | M5 | m5 class 10 nylon insert locknut trivalent clear zinc din 985 | 200 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.) | #10-32 | 10-32 nm series machine nylon insert locknut hex chrome free zinc flake silver 240 hours to red rust | 5000 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Yellow | M16 | m16 class 8 nylon insert locknut yellow zinc din 985 | 155 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 7/16-14 | 7/16-14 grade 8 ne series nylon insert locknut yellow zinc | 50 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 1/4-28 | 1/4-28 ne series grade 5 nylon insert locknut tri clr zinc 120 wh/144 red rust | 4200 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 1/4-20 | 1/4-20 nylon insert l/n 18-8/a2 blk ox | 525 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 2 | Zinc/Clear | 3/4-10 | 3/4-10 thin nylon ins l/n nte gr 2 znc | 1185 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1/2-13 | 1/2-13 ne series nylon insert locknut hex chromium free 96 hr salt spray zinc | 200 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #10-24 | 10-24 nm series 18-8 stainless steel nylon insert locknut wax | 1500 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #6-32 | 6-32 nm series machine nylon insert locknut trivalent clear zinc | 8140 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 8 | Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.) | 1/4-20 | 1/4-20 grade 8 ne series nylon insert locknut 4001 black magna guard | 1200 |
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| R&S Indus | OR | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 9/16-12 | 9/16-12 unc nte (thin) nylon insert locknuts coarse low carbon zinc cr+3 | 96 |
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| R&S Indus | OR | Lock Nut, Nylon Insert | Grade 8 | Plain / Furnace Black | 1/2-20 | 1/2-20 ne grade 8 nylon insert locknut nf plain | 136 |
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| R&S Indus | OR | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 7/16-20 | 7/16-20 unf ne (standard) nylon insert locknuts fine stain a2 (18-8) esn79ne070 | 50 |
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| R&S Indus | OR | Lock Nut, Nylon Insert | Grade 8 | Plain / Furnace Black | 7/16-20 | 7/16-20 ne grade 8 nylon insert locknut nf plain | 24 |
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| R&S Indus | OR | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 1 1/2-6 | 1 1/2-6 unc ne (standard) nylon insert locknuts coarse low carbon zinc cr+3 305466/30 | 29 |
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| R&S Indus | OR | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain / Furnace Black | #10-24 | #10-24 unc nm (standard) nylon insert locknuts coarse stain 316 | 538 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 8 | Black Oxide | 5/16-18 | 5/16-18 grade 8 nylon insert locknut acg black 1 000 hours to red rust | 400 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 8 | Plain / Furnace Black | 1/2-13 | 1/2-13 grade 8 ne series nylon insert locknut plain | 800 |
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| Endries | WI | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain / Furnace Black | 1/4-20 | 1/4-20 nylon insert l/n 316/a4 | 200 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M12 | m12 a2 stainless nylon insert locknut din 985 | 609 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 10.9 | Zinc/Clear | M8 | m8 class 10 nylon insert locknut trivalent clear zinc din 985 | 4300 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 3/8-16 | 3/8-16 nylon insert l/n gr 5 znc | 73 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 5/8-11 | 5/8-11 grade 8 ne series nylon insert locknut yellow zinc | 777 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 9/16-12 | 9/16-12 ne series 18-8 stainless steel nylon insert locknut | 520 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 7/16-14 | 7/16-14 grade 8 ne series nylon inse rt locknut yellow zinc | 1850 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Yellow | M12-1.25 | m12x1.25 class 8 nylon insert locknut yellow zinc din 985 | 519 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 1/2-13 | 1/2-13 grade 5 ne series nylon insert locknut zinc | 700 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 3/4-10 | 3/4-10 nylon insert l/n gr 8 zn/ye | 572 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 1/4-20 | 1/4-20 grade 5 ne series nylon insert locknut trivalent clear zinc | 3600 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M12 | m12 a2 stainless nylon insert locknut wax din 985 | 11357 |
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| Endries | WI | Lock Nut, Nylon Insert | Brass | Plain / Furnace Black | 1 1/4-7 | 1-1/4-7 brass ne series nylon insert locknut | 125 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 5/16-24 | 5/16-24 ne series nylon insert locknut zinc | 300 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Yellow | 1/4-20 | 1/4-20 ne series nylon insert locknut yellow zinc | 140 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M6 | m6 a2 stainless nylon insert locknut din 985 | 400 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Clear | M14 | m14 class 8 nylon insert locknut trivalent clear zinc din 985 | 200 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Clear | M6 | m6 class 8 nylon insert locknut trivalent clear zinc din 985 | 1323 |
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| American | NY | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #10-32 | 10/32 nylon insert nut stainless | 200 |
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| OneMonroe | MA | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 5/16-18 | 5/16-18 nyl ins ln grade 5 zinc rohs | 13500 |
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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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| American | NY | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain / Furnace Black | 1/2-13 | 1/2-13 nylon insert stop nut 316 stainless steel | 351 |
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| BAYFASTCO | FL | Lock Nut, Nylon Insert | Brass | Plain / Furnace Black | 5/16-18 | 5/16-18 nylon insert lock nut thin height brass (nte) | 69980 |
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| American | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 3/8-16 | 3/8-16 nylon insert hex nut zp | 4000 |
| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 3/4-10 ne series nylon insert locknut zinc | 2932 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 5 | Plain / Furnace Black | 1/4-28 ne series grade 5 nylon insert locknut plain | 300 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 7/8-9 ne series 18-8 stainless steel nylon insert locknut domestic | 45 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade 5 | Zinc/Clear | 5/16-18 grade 5 ne series nylon insert locknut zinc | 1000 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Yellow | 1/2-13 ne series nylon insert locknut yellow zinc | 400 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | m8 a2 stainless nylon insert locknut | 100 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 12-24 nm series 18-8 stainless steel nylon insert locknut wax | 795 |
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| Jackson | MS | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain / Furnace Black | 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 | 620 |
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| Jackson | MS | Lock Nut, Nylon Insert | 316, 317, A4 Stainless | Plain / Furnace Black | 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 / Furnace Black | 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 / Furnace Black | 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 / Furnace Black | 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 | 5629 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M3.5-0.60 | M3.5-.6 nylon insert locknut steel zinc i din 985 | 197 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #2-56 | 2-56 nylon insert locknut steel zinc iii clear rohs | 2,930 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | #6-32 | ms17830-06c military nut nylon insert #6-32 thd x 0.305-0.313 af x 0.160-0.188 th ss #6-32 thd x 0.305-0.313 af x 0.160-0.188 th ss | 239 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | #10-32 | nylon insert locknut iii | 2,799 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | 1 | zn1 valco instruments-internal 1/16 nut internal fitting | 25 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | 45/8 x 0.063 t4.50 | 2-047-n0552-90 parker seal o-ring 4.625 odx0.063 thx4.50 id | 1 |
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| Global | CA | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 7/8-14 | thin nylon ins l/n 18-8 nte locknut 303ss | 225 |
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| Global | CA | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 1/2-13 | nylon insert locknut 18-8 ss passivate | 49 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M4-0.70 | nylon insert locknut clear rohs din 985 | 789 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | #4-40 | 79nkcfm2-40 esna self-locking nut 4-40 | 5 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 3/4-10 | nylon insert locknut i | 15 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | #8-32 | ms17830-08c military nut nylon insert #8-32 thd x 0.336-0.345 af x 0.219-0.281 th ss #8-32 thd x 0.336-0.345 af x 0.219-0.281 th ss | 4 |
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| Global | CA | Lock Nut, Nylon Insert | Grade 8 | Zinc/Yellow | 5/8-11 | nylon insert locknut 15/16 hexx3/4 h 15/16 hexx3/4 h | 313 |
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| Global | CA | Lock Nut, Nylon Insert | Steel | Zinc/Clear | M2.5-0.45 | nylon insert locknut clear rohs clear rohs din 985 | 1,787 |
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| Global | CA | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #10-32 | nylon insert locknut 18-8 ss | 1,053 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | 3/8-16 | 3/8-16 ne series nylon insert locknut plain purple insert only source controlled | 700 |
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| Endries | WI | Lock Nut, Nylon Insert | Grade A | Zinc/Black | 3/8-16 | 3/8-16 nylon insert l/n p136 blk gr a znc | 18282 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #2-56 | 2-56 nm series 18-8 s/s steel nylon insert locknut | 36700 |
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| MAINSOURC | NH | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M45913/1-10 | M45913/1-10fs3 (5/8-18 esna ne nut 18-8 ss) M45913/110FS3 | 100 |
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| American | NY | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | #4-40 | 4/40 nylon insert stop nut | 2000 |
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| American | NY | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 1-14 | 1-14 nylon insert stop nut zp | 18 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Plain / Furnace Black | 1 1/4-7 | 1 1/4-7 nylon insert lo ck nut domestic usa | 60 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 8.8 | Phosphate | M14 | M14 class 8 nylon insert locknut phos and oil din 985 | 800 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 10.9 | Zinc/Clear | M16 | M16 class 10 nylon insert locknut trivalent clear zinc source controlled din 985 | 33 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 5/16-18 | 5/16-18 ne series nylon insert locknut zinc domestic only | 7363 |
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| Endries | WI | Lock Nut, Nylon Insert | Class 8.8 | Zinc/Yellow | M12 | M12 class 8 nylon insert locknut yellow zinc din 985 | 1400 |
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| Endries | WI | Lock Nut, Nylon Insert | Steel | Zinc/Clear | 5/8-18 | 5/8-18 ne series nylon insert locknut zinc | 10 |
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| Endries | WI | Lock Nut, Nylon Insert | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 7/16-14 | 7/16-14 ne series 18-8 s/s steel nylon insert locknut | 646 |
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