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4-40 inch UNC Cup Point Grub Screws ASME B18. 3-2002 in Bright Zinc Plated (BZP) Steel

Also known as a set screw, these headless types of screws have many uses. This particular type has a hex socket drive, and a depression called a 'cup' on the opposite end, and conforms to ASME/ANSI B18.3.
Image of UNC Cup Point Grub Screws ASME B18. 3-2002 in BZP image
technical drawing of UNC Cup Point Grub Screws ASME B18. 3-2002
Technical Summary
d nominal diameter 4-40
tpi threads per inch 40
s drive size 0.050
t recess depth 0.070
s drive size 0.061
Standard ASME/ANSI B18.3-2002, ASTM F912
all dimensions in inches
Datasheet
reference graphic Guide to Grub Screws
< View All Sizes
Description Sale Qtys Qty Price Breakdown Despatch Estimate
4-40 x 1/8 UNC Grub Screw Cup Point in Zinc Plated Steel
WF32890 - 192 in stock		 sachet of 3 for £1.55
or box of 100 for £18.02
or bulk of 500 for £77.32		 £0.00  
4-40 x 1/4 UNC Grub Screw Cup Point in Zinc Plated Steel
WF32892 - 773 in stock		 sachet of 3 for £1.39
or box of 100 for £16.27
or bulk of 500 for £68.56		 £0.00  
4-40 x 5/16 UNC Grub Screw Cup Point in Zinc Plated Steel
WF32893 - 77 in stock		 sachet of 2 for £0.81
or box of 80 for £11.21
or bulk of 400 for £43.79		 £0.00  
4-40 x 3/8 UNC Grub Screw Cup Point in Zinc Plated Steel
WF32894 - 95 in stock		 sachet of 2 for £0.82
or box of 80 for £11.29
or bulk of 400 for £44.06		 £0.00  
4-40 x 1/8 UNC Grub Screw Cup Point in Zinc Plated Steel
WF32890 - 192 in stock
sachet of 3 for £1.55
or box of 100 for £18.02
or bulk of 500 for £77.32
£0.00
 
4-40 x 1/4 UNC Grub Screw Cup Point in Zinc Plated Steel
WF32892 - 773 in stock
sachet of 3 for £1.39
or box of 100 for £16.27
or bulk of 500 for £68.56
£0.00
 
4-40 x 5/16 UNC Grub Screw Cup Point in Zinc Plated Steel
WF32893 - 77 in stock
sachet of 2 for £0.81
or box of 80 for £11.21
or bulk of 400 for £43.79
£0.00
 
4-40 x 3/8 UNC Grub Screw Cup Point in Zinc Plated Steel
WF32894 - 95 in stock
sachet of 2 for £0.82
or box of 80 for £11.29
or bulk of 400 for £44.06
£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 Cup Point Grub Screws ASME B18. 3-2002
Technical Summary
d nominal diameter 4-40
tpi threads per inch 40
s drive size 0.050
t recess depth 0.070
s drive size 0.061
Standard ASME/ANSI B18.3-2002, ASTM F912
all dimensions in inches
Datasheet
reference graphic Guide to Grub Screws
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email: enquiries@westfieldfasteners.co.uk
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