Hex Jam Nuts, Black Oxide Stainless Steel 18-8

Hex Jam Nuts, Black Oxide Stainless Steel 18-8 Product Video

Hex Jam Nuts, Black Oxide Stainless Steel 18-8

Hex Thin Nuts or Check Nuts - Black Oxide 18-8 Stainless Steel


  • Comparable to hex finish nuts but thinner, allowing for two to be used to clamp against each other
  • A Hex Jam Nut is also known as a Check Nut, Thin Hex Nut, or Thin Nut
  • Used for clamping nuts together without clamping against another object
  • Secure an item to a fastener without exerting force on it
  • Abrasion Resistant Black Oxide 18-8 Stainless Steel
  • Commonly used in the automotive, tool manufacturing, firearms and knife building industries.

Reference Materials


US Machine Screw Hex Nut Size Chart (PDF) Thumbnail

US Hex Jam Nut Size Chart (PDF) - Print Friendly, 100Kb


Nut Sizes Flats Thickness
1/4"-20 7/16" 5/32"
5/16"-18 1/2" 3/16"
3/8"-16 9/16" 7/32"
1/2"-13 3/4" 5/16"
Select Products Below See Product Specifications See Product Video

NA = "Not Sold In Single Quantity"

Size/SKU
Select Package Quantity Price
SubTotal
1/4"-20
1/4"-20
1 $0.26 (0.26/ea)
100 $16.00 (0.16/ea)
1000 $140.00 (0.14/ea)
Subtotal: $0.00 /
5/16"-18
5/16"-18
1 $0.36 (0.36/ea)
100 $21.00 (0.21/ea)
1000 $190.00 (0.19/ea)
Subtotal: $0.00 /
3/8"-16
3/8"-16
1 $0.45 (0.45/ea)
100 $27.00 (0.27/ea)
1000 $240.00 (0.24/ea)
Subtotal: $0.00 /
1/2"-13
1/2"-13
1 $1.31 (1.31/ea)
100 $82.00 (0.82/ea)
1000 $710.00 (0.71/ea)
Subtotal: $0.00 /

Product Specifications
Color
Black
Corrosion Resistant
Yes
Drive Style
External Hex
Finish
Black Oxide
Grade
18-8
Material
Stainless Steel
Product Type
Hex Jam Nut
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances

Product Video

Hex Jam Nuts, Black Oxide Stainless Steel 18-8 Product Video