1/4"-28 Socket Head Screws 18-8 Stainless Steel

1/4"-28 Stainless Steel Socket Cap Screws

Screw Diameter - Thread Pitch: 1/4"-28


1/4"-28 Stainless steel Knurled Head socket cap screws are bolts or machine screws with a Hex or Allen drive style.

  • Driven manually, or with a Hex Allen Bit or Key
  • Cylindrical head
  • 18-8 Stainless Steel offer the Fastener Industry standard for corrosion and rust resistance
  • Recommended for use in exterior applications, or those that are exposed to fresh water moisture
The term socket head cap screw typically refers to a type of threaded fastener whose head diameter is nominally 1.5 times or more that of the screw shank (major) diameter.


Sizes Listed As:
Diameter - Thread Pitch x Length from Underside of Head
FT = Full Thread
PT = Partial Thread

Select Products Below
Product Specifications
Body Diameter
1/4" (Max 0.2489 - Min 0.2408)
Chamfer on Radius
Max 0.008
Color
Silver
Corrosion Resistant
Yes
Diameter
1/4"
Drive Style
Hex Socket
Head Diameter
Max 0.375 - Min 0.365
Head Height Max
0.25
Head Side Height
Min 0.225
Head Style
Cap
Hex Drive
3/16"
Material
Stainless Steel 18-8
Product Type
Socket 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
Select Products Below
Qty
Size
Select Package Quantity
SubTotal
1/4"-28 x 1/4" FT
SKU #29002
1/4"-28 x 1/4" FT
SKU #29002
1
$0.17 (0.17/ea)
25
$3.75 (0.15/ea)
100
$14.00 (0.14/ea)
1000
$130.00 (0.13/ea)
 
1/4"-28 x 5/16" FT
SKU #290102
1/4"-28 x 5/16" FT
SKU #290102
1
$0.19 (0.19/ea)
25
$4.25 (0.17/ea)
100
$15.00 (0.15/ea)
1000
$140.00 (0.14/ea)
 
1/4"-28 x 3/8" FT
SKU #29012
1/4"-28 x 3/8" FT
SKU #29012
1
$0.17 (0.17/ea)
25
$3.75 (0.15/ea)
100
$14.00 (0.14/ea)
1000
$130.00 (0.13/ea)
 
1/4"-28 x 7/16" FT
SKU #290202
1/4"-28 x 7/16" FT
SKU #290202
1
$0.18 (0.18/ea)
25
$4.25 (0.17/ea)
100
$15.00 (0.15/ea)
1000
$140.00 (0.14/ea)
 
1/4"-28 x 1/2" FT
SKU #29022
1/4"-28 x 1/2" FT
SKU #29022
1
$0.19 (0.19/ea)
25
$4.25 (0.17/ea)
100
$16.00 (0.16/ea)
1000
$140.00 (0.14/ea)
 
1/4"-28 x 5/8" FT
SKU #29032
1/4"-28 x 5/8" FT
SKU #29032
1
$0.20 (0.20/ea)
25
$4.75 (0.19/ea)
100
$17.00 (0.17/ea)
1000
$150.00 (0.15/ea)
 
1/4"-28 x 3/4" FT
SKU #29042
1/4"-28 x 3/4" FT
SKU #29042
1
$0.22 (0.22/ea)
25
$5.00 (0.20/ea)
100
$18.00 (0.18/ea)
1000
$160.00 (0.16/ea)
 
1/4"-28 x 7/8" FT
SKU #29052
1/4"-28 x 7/8" FT
SKU #29052
1
$0.22 (0.22/ea)
25
$5.00 (0.20/ea)
100
$18.00 (0.18/ea)
1000
$160.00 (0.16/ea)
 
1/4"-28 x 1" FT
SKU #29062
1/4"-28 x 1" FT
SKU #29062
1
$0.24 (0.24/ea)
25
$5.50 (0.22/ea)
100
$20.00 (0.20/ea)
1000
$180.00 (0.18/ea)
 
1/4"-28 x 1-1/8" FT
SKU #290702
1/4"-28 x 1-1/8" FT
SKU #290702
1
$0.32 (0.32/ea)
25
$7.25 (0.29/ea)
100
$27.00 (0.27/ea)
1000
$240.00 (0.24/ea)
 
1/4"-28 x 1-1/4" FT
SKU #29072
1/4"-28 x 1-1/4" FT
SKU #29072
1
$0.34 (0.34/ea)
25
$7.75 (0.31/ea)
100
$29.00 (0.29/ea)
1000
$260.00 (0.26/ea)
 
1/4"-28 x 1-3/8" FT
SKU #290802
1/4"-28 x 1-3/8" FT
SKU #290802
1
$0.38 (0.38/ea)
25
$8.50 (0.34/ea)
100
$31.00 (0.31/ea)
1000
$280.00 (0.28/ea)
 
1/4"-28 x 1-1/2" PT
SKU #29082
1/4"-28 x 1-1/2" PT
SKU #29082
1
$0.36 (0.36/ea)
25
$8.25 (0.33/ea)
100
$30.00 (0.30/ea)
1000
$270.00 (0.27/ea)
 
1/4"-28 x 1-5/8" PT
SKU #290902
1/4"-28 x 1-5/8" PT
SKU #290902
1
$0.40 (0.40/ea)
25
$9.25 (0.37/ea)
100
$33.00 (0.33/ea)
1000
$300.00 (0.30/ea)
 
1/4"-28 x 1-3/4" PT
SKU #29092
1/4"-28 x 1-3/4" PT
SKU #29092
1
$0.40 (0.40/ea)
25
$9.25 (0.37/ea)
100
$34.00 (0.34/ea)
1000
$300.00 (0.30/ea)
 
1/4"-28 x 2" PT
SKU #29102
1/4"-28 x 2" PT
SKU #29102
1
$0.45 (0.45/ea)
25
$10.25 (0.41/ea)
100
$37.00 (0.37/ea)
1000
$330.00 (0.33/ea)
 
1/4"-28 x 2-1/4" PT
SKU #291102
1/4"-28 x 2-1/4" PT
SKU #291102
1
$0.48 (0.48/ea)
25
$11.00 (0.44/ea)
100
$40.00 (0.40/ea)
1000
$360.00 (0.36/ea)
 
1/4"-28 x 2-1/2" PT
SKU #29112
1/4"-28 x 2-1/2" PT
SKU #29112
1
$0.55 (0.55/ea)
25
$12.50 (0.50/ea)
100
$46.00 (0.46/ea)
1000
$410.00 (0.41/ea)
 
1/4"-28 x 2-3/4" PT
SKU #29121-02
1/4"-28 x 2-3/4" PT
SKU #29121-02
1
$1.01 (1.01/ea)
25
$23.25 (0.93/ea)
100
$84.00 (0.84/ea)
1000
$760.00 (0.76/ea)
 
1/4"-28 x 3" PT
SKU #29122
1/4"-28 x 3" PT
SKU #29122
1
$0.77 (0.77/ea)
25
$17.75 (0.71/ea)
100
$64.00 (0.64/ea)
1000
$580.00 (0.58/ea)
 
1/4"-28 x 3-1/2" PT
SKU #29132
1/4"-28 x 3-1/2" PT
SKU #29132
1
$0.84 (0.84/ea)
25
$19.25 (0.77/ea)
100
$70.00 (0.70/ea)
1000
$630.00 (0.63/ea)
 
1/4"-28 x 4" PT
SKU #29142
1/4"-28 x 4" PT
SKU #29142
1
$0.93 (0.93/ea)
25
$21.50 (0.86/ea)
100
$78.00 (0.78/ea)
1000
$700.00 (0.70/ea)