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1/4 inch UNC Socket Head Button Screws ASME B18.3-2012 in A2 Stainless Steel

A popular and attractive socket head screw, typically used where aesthetics are important, or where a lower profile domed finish is required. The hex drive is generally smaller than other hex driven ranges and thus the ultimate tightening torque is reduced. Manufactured to ASME/ANSI B18.3, and always fully threaded.
Image of UNC Socket Head Button Screws ASME B18.3-2012 in A2 image
technical drawing of UNC Socket Head Button Screws ASME B18.3-2012
Technical Summary
d nominal diameter 1/4
tpi threads per inch 20
dk head diameter 0.437
k head height 0.101
t recess depth 0.087
s drive size 5/32
Standard ASME B18.3
all dimensions in inches
Datasheet
< View All Sizes
Description Sale Qtys Qty Price Breakdown Despatch Estimate
1/4 x 1/4 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF17169 - 707 in stock
sachet of 2 for £3.93
or box of 100 for £66.45
or bulk of 500 for £295.93
£0.00  
1/4 x 5/16 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF17170 - 372 in stock
single screw for £1.68
or box of 80 for £23.85
or bulk of 400 for £82.28
£0.00  
1/4 x 3/8 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF16488 - 210 in stock
sachet of 3 for £2.87
or box of 100 for £27.32
or bulk of 500 for £97.62
£0.00  
1/4 x 1/2 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF16486 - 1457 in stock
sachet of 2 for £2.49
or box of 100 for £25.08
or bulk of 500 for £86.01
£0.00  
1/4 x 5/8 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF16490 - 986 in stock
sachet of 2 for £2.36
or box of 100 for £21.44
or bulk of 500 for £74.27
£0.00  
1/4 x 3/4 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF16492 - 1619 in stock
sachet of 2 for £2.53
or box of 100 for £26.50
or bulk of 500 for £92.19
£0.00  
1/4 x 7/8 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF17171 - 64 in stock
single screw for £1.36
or box of 60 for £14.85
or bulk of 300 for £54.75
£0.00  
1/4 x 1 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF16494 - 137 in stock
sachet of 2 for £2.42
or box of 100 for £22.24
or bulk of 500 for £76.06
£0.00  
1/4 x 1-1/4 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF16496 - 2849 in stock
single screw for £2.43
or box of 80 for £31.56
or bulk of 400 for £116.72
£0.00  
1/4 x 1-1/2 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF16482 - 1280 in stock
sachet of 2 for £3.18
or box of 100 for £45.30
or bulk of 500 for £183.40
£0.00  
1/4 x 1-3/4 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF17172 - 352 in stock
single screw for £2.02
or box of 50 for £18.57
or bulk of 250 for £65.43
£0.00  
1/4 x 2 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF16484 - 31 in stock
single screw for £2.53
or box of 50 for £26.58
or bulk of 250 for £91.24
£0.00  
1/4 x 2-1/4 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF17173 - 51 in stock
single screw for £2.80
or box of 30 for £23.92
or bulk of 150 for £82.02
£0.00  
1/4 x 2-1/2 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF17174 - 205 in stock
single screw for £2.84
or box of 30 for £25.06
or bulk of 150 for £85.71
£0.00  
1/4 x 3 UNC Socket Head Button (Dome) Screw in A2 Stainless
WF17175 - 634 in stock
single screw for £2.81
or box of 50 for £34.83
or bulk of 250 for £131.50
£0.00  
sachet of 2 for £3.93
or box of 100 for £66.45
or bulk of 500 for £295.93
£0.00
 
single screw for £1.68
or box of 80 for £23.85
or bulk of 400 for £82.28
£0.00
 
sachet of 3 for £2.87
or box of 100 for £27.32
or bulk of 500 for £97.62
£0.00
 
sachet of 2 for £2.49
or box of 100 for £25.08
or bulk of 500 for £86.01
£0.00
 
sachet of 2 for £2.36
or box of 100 for £21.44
or bulk of 500 for £74.27
£0.00
 
sachet of 2 for £2.53
or box of 100 for £26.50
or bulk of 500 for £92.19
£0.00
 
single screw for £1.36
or box of 60 for £14.85
or bulk of 300 for £54.75
£0.00
 
sachet of 2 for £2.42
or box of 100 for £22.24
or bulk of 500 for £76.06
£0.00
 
single screw for £2.43
or box of 80 for £31.56
or bulk of 400 for £116.72
£0.00
 
sachet of 2 for £3.18
or box of 100 for £45.30
or bulk of 500 for £183.40
£0.00
 
single screw for £2.02
or box of 50 for £18.57
or bulk of 250 for £65.43
£0.00
 
single screw for £2.53
or box of 50 for £26.58
or bulk of 250 for £91.24
£0.00
 
single screw for £2.80
or box of 30 for £23.92
or bulk of 150 for £82.02
£0.00
 
single screw for £2.84
or box of 30 for £25.06
or bulk of 150 for £85.71
£0.00
 
single screw for £2.81
or box of 50 for £34.83
or bulk of 250 for £131.50
£0.00
 
Prices are subject to quantity discounts based on a sliding scale. Enter the desired quantity in the relevant box in the table above. This will automatically calculate a line price indicating the applicable rate for the quantities selected. All prices shown exclude VAT.
technical drawing of UNC Socket Head Button Screws ASME B18.3-2012
Technical Summary
d nominal diameter 1/4
tpi threads per inch 20
dk head diameter 0.437
k head height 0.101
t recess depth 0.087
s drive size 5/32
Standard ASME B18.3
all dimensions in inches
Datasheet
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