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

304 Stainless Steel Jam Nuts

Hex Thin Nuts (Check Nuts) - 304 Stainless Steel

  • Comparable to hex finish nuts but thinner, allowing the nut to "jam"
  • 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
  • The nuts are tightened against each other instead
  • Secure an item to a fastener without exerting force on it
  • UNC coarse and UNF Fine thread options available

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" 7/16" 5/32"
5/16" 1/2" 3/16"
3/8" 9/16" 7/32"
7/16" 11/16" 1/4"
1/2" 3/4" 5/16"
5/8" 15/16" 3/8"
3/4" 1-1/8" 27/64"
Select Products Below See Product Specifications See Product Video
NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Hex Jam Nuts 18-8 Stainless Steel - 1/4"-20 (7/16" Flats x 5/32" Thick)
SKU #1050002
Hex Jam Nuts 18-8 Stainless Steel - 1/4"-20 (7/16" Flats x 5/32" Thick)
SKU #1050002
1
 NA
25
 $2.00 (0.08/ea)
100
 $7.00 (0.07/ea)
1000
 $60.00 (0.06/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 1/4"-28 (7/16" Flats x 5/32" Thick)
SKU #1050012
Hex Jam Nuts 18-8 Stainless Steel - 1/4"-28 (7/16" Flats x 5/32" Thick)
SKU #1050012
1
 NA
25
 $3.00 (0.12/ea)
100
 $8.00 (0.08/ea)
1000
 $70.00 (0.07/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 5/16"-18 (1/2" Flats x 3/16" Thick)
SKU #1050022
Hex Jam Nuts 18-8 Stainless Steel - 5/16"-18 (1/2" Flats x 3/16" Thick)
SKU #1050022
1
 NA
25
 $3.00 (0.12/ea)
100
 $10.00 (0.1/ea)
1000
 $90.00 (0.09/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 5/16"-24 (1/2" Flats x 3/16" Thick)
SKU #1050032
Hex Jam Nuts 18-8 Stainless Steel - 5/16"-24 (1/2" Flats x 3/16" Thick)
SKU #1050032
1
 NA
25
 $4.00 (0.16/ea)
100
 $12.00 (0.12/ea)
1000
 $100.00 (0.1/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 3/8"-16 (9/16" Flats x 7/32" Thick)
SKU #1050042
Hex Jam Nuts 18-8 Stainless Steel - 3/8"-16 (9/16" Flats x 7/32" Thick)
SKU #1050042
1
 NA
25
 $3.75 (0.15/ea)
100
 $11.00 (0.11/ea)
1000
 $100.00 (0.1/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 3/8"-24 (9/16" Flats x 7/32" Thick)
SKU #1050052
Hex Jam Nuts 18-8 Stainless Steel - 3/8"-24 (9/16" Flats x 7/32" Thick)
SKU #1050052
1
 NA
25
 $5.00 (0.2/ea)
100
 $16.00 (0.16/ea)
1000
 $140.00 (0.14/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 7/16"-14 (11/16" Flats x 1/4" Thick)
SKU #1050062
Hex Jam Nuts 18-8 Stainless Steel - 7/16"-14 (11/16" Flats x 1/4" Thick)
SKU #1050062
1
 NA
25
 $6.25 (0.25/ea)
100
 $21.00 (0.21/ea)
1000
 $190.00 (0.19/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 7/16"-20 (11/16" Flats x 1/4" Thick)
SKU #1050072
Hex Jam Nuts 18-8 Stainless Steel - 7/16"-20 (11/16" Flats x 1/4" Thick)
SKU #1050072
1
 NA
25
 $6.50 (0.26/ea)
100
 $24.00 (0.24/ea)
1000
 $230.00 (0.23/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 1/2"-13 (3/4" Flats x 5/16" Thick)
SKU #1050082
Hex Jam Nuts 18-8 Stainless Steel - 1/2"-13 (3/4" Flats x 5/16" Thick)
SKU #1050082
1
 NA
25
 $10.00 (0.4/ea)
100
 $33.00 (0.33/ea)
1000
 $300.00 (0.3/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 1/2"-20 (3/4" Flats x 5/16" Thick)
SKU #1050092
Hex Jam Nuts 18-8 Stainless Steel - 1/2"-20 (3/4" Flats x 5/16" Thick)
SKU #1050092
1
 NA
25
 $10.50 (0.42/ea)
100
 $30.00 (0.3/ea)
1000
 $260.00 (0.26/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 5/8"-11 (15/16" Flats x 3/8" Thick)
SKU #1050102
Hex Jam Nuts 18-8 Stainless Steel - 5/8"-11 (15/16" Flats x 3/8" Thick)
SKU #1050102
1
 $1.03 (1.03/ea)
25
 $16.25 (0.65/ea)
100
 $52.00 (0.52/ea)
1000
 $460.00 (0.46/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 5/8"-18 (15/16" Flats x 3/8" Thick)
SKU #1050112
Hex Jam Nuts 18-8 Stainless Steel - 5/8"-18 (15/16" Flats x 3/8" Thick)
SKU #1050112
1
 $1.14 (1.14/ea)
25
 $18.75 (0.75/ea)
100
 $60.00 (0.6/ea)
1000
 $530.00 (0.53/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 3/4"-10 (1-1/8" Flats x 27/64" Thick)
SKU #1050122
Hex Jam Nuts 18-8 Stainless Steel - 3/4"-10 (1-1/8" Flats x 27/64" Thick)
SKU #1050122
1
 $1.67 (1.67/ea)
25
 $27.00 (1.08/ea)
100
 $89.00 (0.89/ea)
1000
 $800.00 (0.8/ea)
Subtotal: $0.00 /
Hex Jam Nuts 18-8 Stainless Steel - 3/4"-16 (1-1/8" Flats x 27/64 Thick)
SKU #1050132
Hex Jam Nuts 18-8 Stainless Steel - 3/4"-16 (1-1/8" Flats x 27/64 Thick)
SKU #1050132
1
 $1.76 (1.76/ea)
25
 $29.00 (1.16/ea)
100
 $95.00 (0.95/ea)
1000
 $850.00 (0.85/ea)
Subtotal: $0.00 /

Frequently Used With

MRO Solution 2400 - Marine Grade Anti-Seize Lubricant - 8 oz.
MRO Solution 2400 - Marine Grade Anti-Seize Lubricant - 8 oz. 1050-106
MRO Solution 2400 - Marine Grade Anti-Seize Lubricant - 8 oz.
Anti Seize MRO Solution 2400 - 8oz
Prevent Fastener Galling & Locking Up with Anti-Seize Lubricants

Our Price: $18.11
Subtotal: $0.00 /
MRO Solution 1000 - Food Grade Anti-Seize Lubricant - 8 oz.
MRO Solution 1000 - Food Grade Anti-Seize Lubricant - 8 oz. 1050-104
MRO Solution 1000 - Food Grade Anti-Seize Lubricant - 8 oz.
Food Grade Anti Seize MRO Solution 1000 - 8oz
Prevent Fastener Galling & Locking Up with Anti-Seize Lubricants

Our Price: $21.74
Subtotal: $0.00 /
Product Specifications
Color
Silver
Corrosion Resistant
Yes
Drive Style
External Hex
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 18-8 Stainless Steel Product Video

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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.