Hex Jam Nuts Black Oxide 18-8 Stainless Steel

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

Black Oxide Stainless Steel Hex Jam Nuts

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
Select Package Quantity
SubTotal
Hex Jam Nuts Black Oxide 18-8 SS - 1/4"-20 (7/16 Flats x 5/32 Thick)
SKU #12320002
Hex Jam Nuts Black Oxide 18-8 SS - 1/4"-20 (7/16 Flats x 5/32 Thick)
SKU #12320002
1
NA
25
$6.00 (0.24/ea)
100
$16.00 (0.16/ea)
1000
$140.00 (0.14/ea)
Subtotal: $0.00 /
Hex Jam Nuts Black Oxide 18-8 SS - 5/16"-18 (1/2 Flats x 3/16 Thick)
SKU #12320014
Hex Jam Nuts Black Oxide 18-8 SS - 5/16"-18 (1/2 Flats x 3/16 Thick)
SKU #12320014
1
NA
25
$8.25 (0.33/ea)
100
$23.00 (0.23/ea)
1000
$190.00 (0.19/ea)
Subtotal: $0.00 /
Hex Jam Nuts Black Oxide 18-8 SS - 3/8"-16 (9/16 Flats x 7/32 Thick)
SKU #12320026
Hex Jam Nuts Black Oxide 18-8 SS - 3/8"-16 (9/16 Flats x 7/32 Thick)
SKU #12320026
1
NA
25
$10.75 (0.43/ea)
100
$29.00 (0.29/ea)
1000
$240.00 (0.24/ea)
Subtotal: $0.00 /
Hex Jam Nuts Black Oxide 18-8 SS - 1/2"-13 (3/4 Flats x 5/16 Thick)
SKU #12320038
Hex Jam Nuts Black Oxide 18-8 SS - 1/2"-13 (3/4 Flats x 5/16 Thick)
SKU #12320038
1
$1.36 (1.36/ea)
25
$31.00 (1.24/ea)
100
$82.00 (0.82/ea)
1000
$680.00 (0.68/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 18-8 Stainless Steel Product Video