Heavy Hex Jam Nuts Zinc Plated Steel

Zinc Plated Heavy Hex Jam Nuts

Extra Thick Jam Nuts - Zinc Plated Steel


  • Comparable to standard hex jam nuts but thicker
  • Used for clamping nuts together without clamping against another object
  • The nuts are tightened against each other instead
  • Secure an item to a fastener without exerting force on it
  • CR+3 Case Hardened Zinc Plated A563 Grade A Steel
  • UNC Coarse thread sizes
  • REACH and RoHS Compliant

Nut Size
Width Across Flats
Thickness
1/4"
Max 0.500 - Min 0.488
Max 0.188 - Min 0.156
5/16"
Max 0.562 - Min 0.546 Max 0.220 - Min 0.186
3/8"
Max 0.688 - Min 0.669 Max 0.252 - Min 0.216
7/16"
Max 0.750 - Min 0.728 Max 0.285 - Min 0.247
1/2"
Max 0.875 - Min 0.850 Max 0.317 - Min 0.277
3/4"
Max 1.250 - Min 1.212
Max 0.446 - Min 0.398
7/8"
Max 1.438 - Min 1.394 Max 0.510 - Min 0.458
1"
Max 1.625 - Min 1.575 Max 0.575 - Min 0.519
1-1/8"
Max 1.812 - Min 1.756 Max 0.639 - Min 0.579
1-1/4"
Max 2.000 - Min 1.938 Max 0.751 - Min 0.687
1-1/2"
Max 2.375 - Min 2.300 Max 0.880 - Min 0.808
1-5/8"
Max 2.562 - Min 2.481 Max 0.944 - Min 0.868
1-3/4"
Max 2.750 - Min 2.662 Max 1.009 - Min 0.929
2"
Max 3.125 - Min 3.025 Max 1.138 - Min 1.050
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Product Specifications
Color
Silver
Finish
Case Hardened (CR+3) Zinc Plated
Material
A563 Grade A Steel
Product Type
Heavy Hex Jam Nuts
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
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Size:
Qty
Size
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