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Home   /   UNF Bolts, Nuts and Washers   /   3/8 inch UNF Hex Head Bolts ASME B18. 2.1 in Bright Zinc Plated (BZP) USA Grade 5 High Tensile Steel

3/8 inch UNF Hex Head Bolts ASME B18. 2.1 in Bright Zinc Plated (BZP) USA Grade 5 High Tensile Steel

The most common type of fastener, a hex head bolt is designed to be tightened with a standard spanner or ratchet and socket. Popularly used in all assemblies, a standard hex bolt is a staple across the world. Manufactured to ASME B18. 2.1, and includes an unthreaded 'shoulder' or portion of the shank. A hex drive permits a greater torque load to be applied to the joint over most other drive types.
Image of UNF Hex Head Bolts ASME B18. 2.1 in BZP-G5 image
technical drawing of UNF Hex Head Bolts ASME B18. 2.1
Technical Summary
d nominal diameter 3/8
tpi threads per inch 24
s max. (inch) drive size 0.562
k max. (inch) head height 0.268
b nom. (inch) nominal thread length 1.000
Standard ASME B18.2.1 / SAE J429
all dimensions in inches
Datasheet
< View All Sizes
Description Sale Qtys Qty Price Breakdown Despatch Estimate
Hex Bolt Part Thread UNF 3/8 x 1-1/2 inch in BZP Grade 5 Steel
WF27961 - 100 in stock
single bolt for £3.34
or box of 40 for £52.87
or bulk of 200 for £250.94
£0.00  
Hex Bolt Part Thread UNF 3/8 x 1-3/4 inch in BZP Grade 5 Steel
WF27962 - 215 in stock
single bolt for £3.45
or box of 15 for £22.66
or bulk of 75 for £105.16
£0.00  
Hex Bolt Part Thread UNF 3/8 x 2 inch in BZP Grade 5 Steel
WF27963 - 105 in stock
single bolt for £3.68
or box of 10 for £17.58
or bulk of 50 for £82.46
£0.00  
Hex Bolt Part Thread UNF 3/8 x 2-1/4 inch in BZP Grade 5 Steel
WF27964 - 220 in stock
single bolt for £2.63
or box of 30 for £18.13
or bulk of 150 for £80.21
£0.00  
Hex Bolt Part Thread UNF 3/8 x 2-1/2 inch in BZP Grade 5 Steel
WF27965 - 123 in stock
single bolt for £2.40
or box of 50 for £20.15
or bulk of 250 for £88.38
£0.00  
Hex Bolt Part Thread UNF 3/8 x 2-3/4 inch in BZP Grade 5 Steel
WF27966 - 105 in stock
single bolt for £4.09
or box of 8 for £17.61
or bulk of 40 for £82.48
£0.00  
Hex Bolt Part Thread UNF 3/8 x 3 inch in BZP Grade 5 Steel
WF27967 - 44 in stock
single bolt for £4.39
or box of 8 for £20.24
or bulk of 40 for £94.44
£0.00  
Hex Bolt Part Thread UNF 3/8 x 3-1/4 inch in BZP Grade 5 Steel
WF27968 - 277 in stock
single bolt for £3.37
or box of 8 for £11.28
or bulk of 40 for £52.73
£0.00  
Hex Bolt Part Thread UNF 3/8 x 3-1/2 inch in BZP Grade 5 Steel
WF27969 - 135 in stock
single bolt for £3.51
or box of 15 for £23.47
or bulk of 75 for £106.39
£0.00  
Hex Bolt Part Thread UNF 3/8 x 3-3/4 inch in BZP Grade 5 Steel
WF27971 - 40 in stock
single bolt for £3.17
or box of 15 for £17.87
or bulk of 75 for £79.99
£0.00  
Hex Bolt Part Thread UNF 3/8 x 4 inch in BZP Grade 5 Steel
WF27973 - 62 in stock
single bolt for £2.87
or box of 30 for £24.52
or bulk of 150 for £108.84
£0.00  
Hex Bolt Part Thread UNF 3/8 x 4-1/2 inch in BZP Grade 5 Steel
WF27975 - 44 in stock
single bolt for £3.30
or box of 15 for £19.97
or bulk of 75 for £88.74
£0.00  
Hex Bolt Part Thread UNF 3/8 x 5 inch in BZP Grade 5 Steel
WF27977 - 64 in stock
single bolt for £3.45
or box of 6 for £9.01
or bulk of 30 for £41.91
£0.00  
Hex Bolt Part Thread UNF 3/8 x 5-1/2 inch in BZP Grade 5 Steel
WF27978 - 84 in stock
single bolt for £3.06
or box of 20 for £20.31
or bulk of 100 for £89.64
£0.00  
Hex Bolt Part Thread UNF 3/8 x 6 inch in BZP Grade 5 Steel
WF27979 - 162 in stock
single bolt for £4.00
or box of 10 for £20.94
or bulk of 50 for £94.01
£0.00  
single bolt for £3.34
or box of 40 for £52.87
or bulk of 200 for £250.94
£0.00
 
single bolt for £3.45
or box of 15 for £22.66
or bulk of 75 for £105.16
£0.00
 
single bolt for £3.68
or box of 10 for £17.58
or bulk of 50 for £82.46
£0.00
 
single bolt for £2.63
or box of 30 for £18.13
or bulk of 150 for £80.21
£0.00
 
single bolt for £2.40
or box of 50 for £20.15
or bulk of 250 for £88.38
£0.00
 
single bolt for £4.09
or box of 8 for £17.61
or bulk of 40 for £82.48
£0.00
 
single bolt for £4.39
or box of 8 for £20.24
or bulk of 40 for £94.44
£0.00
 
single bolt for £3.37
or box of 8 for £11.28
or bulk of 40 for £52.73
£0.00
 
single bolt for £3.51
or box of 15 for £23.47
or bulk of 75 for £106.39
£0.00
 
single bolt for £3.17
or box of 15 for £17.87
or bulk of 75 for £79.99
£0.00
 
single bolt for £2.87
or box of 30 for £24.52
or bulk of 150 for £108.84
£0.00
 
single bolt for £3.30
or box of 15 for £19.97
or bulk of 75 for £88.74
£0.00
 
single bolt for £3.45
or box of 6 for £9.01
or bulk of 30 for £41.91
£0.00
 
single bolt for £3.06
or box of 20 for £20.31
or bulk of 100 for £89.64
£0.00
 
single bolt for £4.00
or box of 10 for £20.94
or bulk of 50 for £94.01
£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 UNF Hex Head Bolts ASME B18. 2.1
Technical Summary
d nominal diameter 3/8
tpi threads per inch 24
s max. (inch) drive size 0.562
k max. (inch) head height 0.268
b nom. (inch) nominal thread length 1.000
Standard ASME B18.2.1 / SAE J429
all dimensions in inches
Datasheet
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