1/4-28 Hex Cap Screws 316 Stainless Steel

1/4"-28 | 316 Stainless Steel Hex Cap Screws

Diameter - Thread Pitch: 1/4" - 28


  • 1/4"-28
  • Hexagon head designed to be driven by a wrench or socket
  • Called hex cap bolts or hex cap screws
  • 316 Stainless Steel Hex Cap Screws are suitable for salt water, marine and hash environment installations
  • Commonly used for:
    • Boats
    • Docks
    • Piers
    • Other harsh environments

Diameter x Thread Pitch x Length from Under Head
FT: Fully Threaded
PT: Partially Threaded

Select Products Below
Product Specifications
Across Flats (Width)
7/16", Max 0.437 - Min 0.428
Body Diameter
1/4" (Max 0.250 - Min 0.245)
Color
Silver
Corrosion Resistant
Yes
Diameter
1/4"
Drive Style
External Hex
Head Height Max
0.163
Head Style
Hex
Marine Grade
Yes
Material
Stainless Steel 316
Product Type
Hex Cap Screws
Thread Direction
Right Hand
Thread Pitch (Count)
28
Thread Standard
UNF
Thread Type
Fine
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Width Across Corners
Max 0.505 - Min 0.488
Wrench Size
7/16"
Select Products Below
Qty
Size
Select Package Quantity
SubTotal
1/4"-28 x 1/2" FT
SKU #630002
1/4"-28 x 1/2" FT
SKU #630002
1
$0.15 (0.15/ea)
25
$3.00 (0.12/ea)
100
$11.00 (0.11/ea)
1000
$90.00 (0.09/ea)
 
1/4"-28 x 5/8" FT
SKU #630012
1/4"-28 x 5/8" FT
SKU #630012
1
$0.15 (0.15/ea)
25
$3.25 (0.13/ea)
100
$12.00 (0.12/ea)
1000
$100.00 (0.10/ea)
 
1/4"-28 x 3/4" FT
SKU #630022
1/4"-28 x 3/4" FT
SKU #630022
1
$0.16 (0.16/ea)
25
$3.75 (0.15/ea)
100
$13.00 (0.13/ea)
1000
$110.00 (0.11/ea)
 
1/4"-28 x 1" FT
SKU #630042
1/4"-28 x 1" FT
SKU #630042
1
$0.19 (0.19/ea)
25
$4.50 (0.18/ea)
100
$16.00 (0.16/ea)
1000
$130.00 (0.13/ea)
 
1/4"-28 x 1-1/4" PT
SKU #630052
1/4"-28 x 1-1/4" PT
SKU #630052
1
$0.22 (0.22/ea)
100
$18.00 (0.18/ea)
1000
$150.00 (0.15/ea)
 
1/4"-28 x 1-1/2" PT
SKU #630062
1/4"-28 x 1-1/2" PT
SKU #630062
1
$0.26 (0.26/ea)
25
$6.00 (0.24/ea)
100
$21.00 (0.21/ea)
1000
$170.00 (0.17/ea)
 
1/4"-28 x 1-3/4" PT
SKU #630072
1/4"-28 x 1-3/4" PT
SKU #630072
1
$0.31 (0.31/ea)
25
$7.00 (0.28/ea)
100
$26.00 (0.26/ea)
1000
$210.00 (0.21/ea)
 
1/4"-28 x 2" PT
SKU #630082
1/4"-28 x 2" PT
SKU #630082
1
$0.33 (0.33/ea)
25
$7.50 (0.30/ea)
100
$27.00 (0.27/ea)
1000
$220.00 (0.22/ea)
 
1/4"-28 x 2-1/4" PT
SKU #630092
1/4"-28 x 2-1/4" PT
SKU #630092
1
$0.38 (0.38/ea)
25
$8.75 (0.35/ea)
100
$32.00 (0.32/ea)
1000
$260.00 (0.26/ea)
 
1/4"-28 x 2-1/2" PT
SKU #630102
1/4"-28 x 2-1/2" PT
SKU #630102
1
$0.42 (0.42/ea)
25
$9.75 (0.39/ea)
100
$35.00 (0.35/ea)
1000
$280.00 (0.28/ea)
 
1/4"-28 x 2-3/4" PT
SKU #630112
1/4"-28 x 2-3/4" PT
SKU #630112
1
$0.44 (0.44/ea)
25
$10.00 (0.40/ea)
100
$37.00 (0.37/ea)
1000
$290.00 (0.29/ea)
 
1/4"-28 x 3" PT
SKU #630122
1/4"-28 x 3" PT
SKU #630122
1
$0.48 (0.48/ea)
25
$11.00 (0.44/ea)
100
$40.00 (0.40/ea)
1000
$320.00 (0.32/ea)
 
1/4"-28 x 3-1/2" PT
SKU #630132
1/4"-28 x 3-1/2" PT
SKU #630132
1
$0.58 (0.58/ea)
25
$13.25 (0.53/ea)
100
$48.00 (0.48/ea)
1000
$380.00 (0.38/ea)
 
1/4"-28 x 3-3/4" PT
SKU #630142
1/4"-28 x 3-3/4" PT
SKU #630142
1
$0.58 (0.58/ea)
25
$13.50 (0.54/ea)
100
$49.00 (0.49/ea)
1000
$390.00 (0.39/ea)
 
1/4"-28 x 4" PT
SKU #630152
1/4"-28 x 4" PT
SKU #630152
1
$0.62 (0.62/ea)
25
$14.25 (0.57/ea)
100
$52.00 (0.52/ea)
1000
$410.00 (0.41/ea)
 
1/4"-28 x 4-1/2" PT
SKU #630162
1/4"-28 x 4-1/2" PT
SKU #630162
1
$0.73 (0.73/ea)
25
$16.75 (0.67/ea)
100
$61.00 (0.61/ea)
1000
$490.00 (0.49/ea)
 
1/4"-28 x 5" PT
SKU #630172
1/4"-28 x 5" PT
SKU #630172
1
$0.77 (0.77/ea)
25
$17.50 (0.70/ea)
100
$64.00 (0.64/ea)
1000
$510.00 (0.51/ea)
 
1/4"-28 x 5-1/2" PT
SKU #630182
1/4"-28 x 5-1/2" PT
SKU #630182
1
$0.84 (0.84/ea)
25
$19.25 (0.77/ea)
100
$70.00 (0.70/ea)
1000
$560.00 (0.56/ea)
 
1/4"-28 x 6" PT
SKU #630192
1/4"-28 x 6" PT
SKU #630192
1
$0.91 (0.91/ea)
25
$21.00 (0.84/ea)
100
$76.00 (0.76/ea)
1000
$610.00 (0.61/ea)