Print this page
Heavy Nylon Lock Nuts Zinc Plated Grade A Steel

Zinc Plated Nylon Insert Heavy Lock Nuts - Grade A

Heavy Lock Nuts with a Nylon Insert in Zinc Plated Steel

  • Hexagonal shape
  • Nylon material creates pressure against the fastener
  • Forces the bottom threads of the fastener against the top threads of the bolt
  • Heavy Nut with Nylon Insert
  • UNC Coarse thread sizes
  • Locks the nut into place so it will not vibrate loose
  • Retain locking ability up to 250 °F (121 °C)
  • Case Hardened CR+3 Zinc Plated Steel
  • REACH and RoHS Compliant
Nut Size Width Across Flats Thickness
1/4-20 Max 0.506-Min 0.489 Max 0.390-Min 0.360
5/16-18 Max 0.566-Min 0.551 Max 0.453-Min 0.423
3/8-16 Max 0.691-Min 0.675 Max 0.562-Min 0.532
7/16-14 Max 0.754-Min 0.736 Max 0.609-Min 0.579
1/2-13 Max 0.879-Min 0.861 Max 0.718-Min 0.688
9/16-12 Max 0.942-Min 0.922 Max 0.812-Min 0.782
5/8-11 Max 1.067-Min 1.045 Max 0.874-Min 0.844
3/4-10 Max 1.255-Min 1.231 Max 1.015-Min 0.985
7/8-9 Max 1.444-Min 1.417 Max 1.140-Min 1.110
1-8 Max 1.632-Min 1.602 Max 1.312-Min 1.250
1-1/8-7 Max 1.820-Min 1.788 Max 1.469-Min 1.407
1-1/4-7 Max 2.008-Min 1.973 Max 1.672-Min 1.610
1-3/8-6 Max 2.197-Min 2.159 Max 1.828-Min 1.766
1-1/2-6 Max 2.384-Min 2.344 Max 1.953-Min 1.891
1-5/8-5.5 Max 2.572-Min 2.530 Max 2.172-Min 2.110
1-3/4-5 Max 2.762-Min 2.715 Max 2.376-Min 2.250
2-4.5 Max 3.137-Min 3.086 Max 2.469-Min 2.343
2-1/4-4.5 Max 3.514-Min 3.457 Max 2.876-Min 2.750
2-1/2-4 Max 4.015-Min 3.875 Max 3.204-Min 3.078
2-3/4-4 Max 4.015-Min 3.875 Max 3.204-Min 3.078
3-4 Max 4.640-Min 4.500 Max 3.704-Min 3.578
This item qualifies for FREE SHIPPING on orders $35+
This item is eligible for SUBSCRIPTIONS (more info click here)
Select Products Below
Product Specifications
Color
Silver
Finish
Case Hardened (CR+3) Zinc Plated
Material
Grade A Steel
Product Type
Nylon Insert Heavy Lock Nut
Standards Met
REACH, RoHS
Thread Direction
Right Hand
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Select Products Below
Size:
Qty
Size
Select Package Quantity
SubTotal
Loading ...

Your item has been added to your wish list.

Login

Please login to your customer account to create or access your wish list.

Forgot Password?

If you don't have an account click here to register.

Tell a friend about Heavy Nylon Lock Nuts Zinc Plated Grade A Steel

Volume Pricing: Buy in volume, get a discount. The larger the pack, the lower the cost per piece. Visit the New Site Features Page for additional details.