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Fastenio — Precision Fastening Solutions
Nylon Insert Lock Nuts Stainless Steel 18-8 — Bulk Sizes

Nylon Insert Lock Nuts Stainless Steel 18-8 — Bulk Sizes

SKU: FN-NT-NIN-BULK· 13 thread sizes

Bulk-Only Item

Minimum order quantity: 250 pieces per pack. Ships 7 business days after your cart reaches the $500 bulk minimum — bulk-only and regularly-stocked items both count. Learn more →

$31.82/ 250 pcs

$0.13/ea

pack

1 pack × 250 = 250 pieces

In Stock
FN-NT-NIN-51624-SS18-FINE-EHEX-PL
Free US shipping 30-day returns Ships ~7 business days

Nylon insert lock nuts (nyloc) in 18-8 Stainless Steel, ASME B18.16.6 style NE: a hex nut with a nylon collar that grips the bolt threads to resist loosening from vibration. 13 thread sizes from 5/16-24 to 1-1/2-6 — larger coarse sizes (9/16-12, 5/8-11, 7/8-9, 1-8, 1-1/8-7, 1-1/4-7, 1-1/2-6) and fine threads (5/16-24, 7/16-20, 5/8-18, 3/4-16, 7/8-14, 1-14). Corrosion-resistant stainless for marine, OEM, machinery and MRO assembly. Sold in production-volume bulk packs.

Material

Stainless Steel

Finish

Plain / Natural

Grade

18-8 (A2-70)

Drive Type

Hex External

Standard

ASME B18.16.6

Guides: 18-8 stainless steel vs. other grades

Technical Specifications

Locking ElementNylon Insert (Nyloc)
DriveExternal Hex
StandardASME B18.16.6 (style NE)
Material Grade18-8 (A2-70)
FinishPlain
Thread TypeCoarse and Fine — pitch is shown in each size option
Size Range5/16-24 – 1-1/2-6
Width Across Flats1/2" – 2-3/16" (by size)
Height0.359" – 1.640" (by size)