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1/4 inch UNC Phillips Pan Head Machine Screws ASME B18.6.3 in A2 Stainless Steel

A Machine screw with a phillips drive, designed to be tightened with a screwdriver. Typically found on consumer electronics and other small machinery where high torque fasteners are not necessary. Conforms with ASME B18.6.3.
Image of UNC Phillips Pan Head Machine Screws ASME B18.6.3 in A2 image
technical drawing of UNC Phillips Pan Head Machine Screws ASME B18.6.3
Technical Summary
d nominal diameter 1/4
tpi threads per inch 20
dk head diameter 0.492
k head height 0.175
s drive size 3
Standard ASME B18.6.3-2003
all dimensions in inches
Datasheet
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Description Sale Qtys Qty Price Breakdown Despatch Estimate
1/4 x 1/4 UNC Machine Screw Phillips Pan in A2 Stainless
WF37753 - 794 in stock
single screw for £2.07
or box of 40 for £24.61
or bulk of 200 for £72.52
£0.00  
1/4 x 5/16 UNC Machine Screw Phillips Pan in A2 Stainless
WF23749 - 598 in stock
sachet of 2 for £2.91
or box of 60 for £27.79
or bulk of 300 for £88.05
£0.00  
1/4 x 3/8 UNC Machine Screw Phillips Pan in A2 Stainless
WF23750 - 2546 in stock
sachet of 2 for £2.92
or box of 50 for £25.40
or bulk of 250 for £76.28
£0.00  
1/4 x 7/16 UNC Machine Screw Phillips Pan in A2 Stainless
WF23751 - 2993 in stock
single screw for £2.22
or box of 40 for £25.59
or bulk of 200 for £77.44
£0.00  
1/4 x 1/2 UNC Machine Screw Phillips Pan in A2 Stainless
WF23752 - 475 in stock
single screw for £1.55
or box of 40 for £18.86
or bulk of 200 for £58.45
£0.00  
1/4 x 5/8 UNC Machine Screw Phillips Pan in A2 Stainless
WF23753 - 582 in stock
single screw for £2.00
or box of 40 for £24.41
or bulk of 200 for £71.56
£0.00  
1/4 x 3/4 UNC Machine Screw Phillips Pan in A2 Stainless
WF23754 - 264 in stock
single screw for £1.41
or box of 40 for £17.38
or bulk of 200 for £54.86
£0.00  
1/4 x 7/8 UNC Machine Screw Phillips Pan in A2 Stainless
WF23755 - 318 in stock
single screw for £2.51
or box of 30 for £23.97
or bulk of 150 for £70.54
£0.00  
1/4 x 1 UNC Machine Screw Phillips Pan in A2 Stainless
WF23756 - 2176 in stock
single screw for £3.22
or box of 40 for £36.57
or bulk of 200 for £131.62
£0.00  
1/4 x 1-1/4 UNC Machine Screw Phillips Pan in A2 Stainless
WF23757 - 581 in stock
single screw for £2.06
or box of 30 for £18.93
or bulk of 150 for £58.52
£0.00  
1/4 x 1-1/2 UNC Machine Screw Phillips Pan in A2 Stainless
WF23758 - 2185 in stock
single screw for £2.64
or box of 30 for £25.45
or bulk of 150 for £76.03
£0.00  
1/4 x 1-3/4 UNC Machine Screw Phillips Pan in A2 Stainless
WF23759 - 412 in stock
single screw for £2.43
or box of 20 for £15.06
or bulk of 100 for £49.42
£0.00  
1/4 x 2 UNC Machine Screw Phillips Pan in A2 Stainless
WF23760 - 41 in stock
single screw for £2.56
or box of 30 for £24.85
or bulk of 150 for £72.45
£0.00  
1/4 x 2-1/4 UNC Machine Screw Phillips Pan in A2 Stainless
WF23761 - 449 in stock
single screw for £3.08
or box of 20 for £23.17
or bulk of 100 for £68.55
£0.00  
1/4 x 2-1/2 UNC Machine Screw Phillips Pan in A2 Stainless
WF23762 - 41 in stock
single screw for £3.26
or box of 15 for £19.17
or bulk of 75 for £59.16
£0.00  
1/4 x 3 UNC Machine Screw Phillips Pan in A2 Stainless
WF23763 - 540 in stock
single screw for £3.40
or box of 10 for £13.63
or bulk of 50 for £45.87
£0.00  
1/4 x 3-1/2 UNC Machine Screw Phillips Pan in A2 Stainless
WF23764 - 15 in stock
single screw for £5.80
or box of 8 for £23.09
or bulk of 40 for £68.19
£0.00  
1/4 x 4 UNC Machine Screw Phillips Pan in A2 Stainless
WF23765 - 20 in stock
single screw for £4.46
or box of 10 for £20.40
or bulk of 50 for £62.07
£0.00  
1/4 x 4-1/2 UNC Machine Screw Phillips Pan in A2 Stainless
WF37754 - 238 in stock
single screw for £5.75
or box of 6 for £17.15
or bulk of 30 for £54.07
£0.00  
single screw for £2.07
or box of 40 for £24.61
or bulk of 200 for £72.52
£0.00
 
sachet of 2 for £2.91
or box of 60 for £27.79
or bulk of 300 for £88.05
£0.00
 
sachet of 2 for £2.92
or box of 50 for £25.40
or bulk of 250 for £76.28
£0.00
 
single screw for £2.22
or box of 40 for £25.59
or bulk of 200 for £77.44
£0.00
 
single screw for £1.55
or box of 40 for £18.86
or bulk of 200 for £58.45
£0.00
 
single screw for £2.00
or box of 40 for £24.41
or bulk of 200 for £71.56
£0.00
 
single screw for £1.41
or box of 40 for £17.38
or bulk of 200 for £54.86
£0.00
 
single screw for £2.51
or box of 30 for £23.97
or bulk of 150 for £70.54
£0.00
 
single screw for £3.22
or box of 40 for £36.57
or bulk of 200 for £131.62
£0.00
 
single screw for £2.06
or box of 30 for £18.93
or bulk of 150 for £58.52
£0.00
 
single screw for £2.64
or box of 30 for £25.45
or bulk of 150 for £76.03
£0.00
 
single screw for £2.43
or box of 20 for £15.06
or bulk of 100 for £49.42
£0.00
 
single screw for £2.56
or box of 30 for £24.85
or bulk of 150 for £72.45
£0.00
 
single screw for £3.08
or box of 20 for £23.17
or bulk of 100 for £68.55
£0.00
 
single screw for £3.26
or box of 15 for £19.17
or bulk of 75 for £59.16
£0.00
 
single screw for £3.40
or box of 10 for £13.63
or bulk of 50 for £45.87
£0.00
 
single screw for £5.80
or box of 8 for £23.09
or bulk of 40 for £68.19
£0.00
 
single screw for £4.46
or box of 10 for £20.40
or bulk of 50 for £62.07
£0.00
 
single screw for £5.75
or box of 6 for £17.15
or bulk of 30 for £54.07
£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 Phillips Pan Head Machine Screws ASME B18.6.3
Technical Summary
d nominal diameter 1/4
tpi threads per inch 20
dk head diameter 0.492
k head height 0.175
s drive size 3
Standard ASME B18.6.3-2003
all dimensions in inches
Datasheet
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