Suppliers of Square head bolts, inch series
This product is regulated by the following standards:
Technical data
Square head bolts, inch series
This product is regulated by the following standards:
Standard ASME B18.2.1 TABLE 1
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| Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.1 - Square Head Bolts Table 1 | ||||||||
| Publication date: 2010 | ||||||||
| d Thread size | UNC (nr of threads x inch) | UNF (nr of threads x inch) | H basic | E min | b (l< 6') | b (l> 6') | F basic | G basic |
| 1/4 | 20 | 28 | 11/64 | 0.237 | 0.75 | 1 | 3/8 | 0.498 |
| 5/16 | ||||||||
| 3/8 | ||||||||
| 7/16 | ||||||||
| 1/2 | ||||||||
| 5/8 | ||||||||
| 3/4 | ||||||||
| 7/8 | ||||||||
| 1 | ||||||||
| 1 1/8 | ||||||||
| 1 1/4 | ||||||||
| 1 3/8 | ||||||||
| 1 1/2 | ||||||||
 | |||||||||
| Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.1 - Askew Head Bolts Table 6 | |||||||||
| Publication date: 2010 | |||||||||
| d Thread size | UNC (nr of threads x inch) | UNF (nr of threads x inch) | H1 min | H ref | E min | LT (l< 6') | LT (l> 6') | G min | F basic |
| 3/8 | |||||||||
| 1/2 | |||||||||
| 5/8 | |||||||||
| 3/4 | |||||||||
| 7/8 | |||||||||
| 1 | |||||||||
Standard ASME B18.2.1 TABLE 4
Askew head boltsInformation restricted to the registered users: Login | Register now for a 14-day free trial
| Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.1 - Askew Head Bolts Table 6 | |||||||||
| Publication date: 2010 | |||||||||
| d Thread size | UNC (nr of threads x inch) | UNF (nr of threads x inch) | H1 min | H ref | E min | LT (l< 6') | LT (l> 6') | G min | F basic |
| 3/8 | 16 | 24 | 0.277 | 0.25 | 0.36 | 1 | 1.25 | 0.747 | 0.563 |
| 1/2 | |||||||||
| 5/8 | |||||||||
| 3/4 | |||||||||
| 7/8 | |||||||||
| 1 | |||||||||
Details
Square head bolts, inch series
|
Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.1 - Square Head Bolts Table 1 |
||||||||
| Publication date: 2010 | ||||||||
|
d Thread size
|
UNC (nr of threads x inch) | UNF (nr of threads x inch) |
H basic
|
E min |
b (l< 6')
|
b (l> 6')
|
F basic
|
G basic |
|
1/4
|
20 | 28 | 11/64 | 0.237 | 0.75 | 1 | 3/8 | 0.498 |
|
5/16
|
18 | 24 | 13/64 | 0.298 | 0.875 | 1.125 | 1/2 | 0.665 |
|
3/8
|
16 | 24 | 1/4 | 0.360 | 1 | 1.25 | 9/16 | 0.747 |
|
7/16
|
14 | 20 | 18/64 | 0.421 | 1.125 | 1.375 | 5/8 | 0.828 |
|
1/2
|
13 | 20 | 21/64 | 0.482 | 1.25 | 1.5 | 3/4 | 0.995 |
|
5/8
|
11 | 18 | 27/64 | 0.605 | 1.5 | 1.75 | 15/16 | 1.244 |
|
3/4
|
10 | 16 | 1/2 | 0.729 | 1.75 | 2 | 1 1/8 | 1.494 |
|
7/8
|
9 | 14 | 19/32 | 0.852 | 2 | 2.25 | 1 5/16 | 1.742 |
|
1
|
8 | 12 | 21/32 | 0.976 | 2.25 | 2.5 | 1 1/2 | 1.991 |
| 1 1/8 | 7 | 12 | 3/4 | 1.098 | 2.25 | 2.75 | 1 11/16 | 2.239 |
| 1 1/4 | 7 | 12 | 27/32 | 1.223 | 2.75 | 3 | 1 7/8 | 2.489 |
| 1 3/8 | 6 | 12 | 29/32 | 1.345 | 3 | 3.25 | 2 1/16 | 2.738 |
| 1 1/2 | 6 | 12 | 1 | 1.470 | 3.25 | 3.5 | 2 1/4 | 2.986 |
|
|
|||||||||
|
Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.1 - Askew Head Bolts Table 6 |
|||||||||
| Publication date: 2010 | |||||||||
|
d Thread size
|
UNC (nr of threads x inch) |
UNF (nr of threads x inch) |
H1 min | H ref | E min |
LT (l< 6')
|
LT (l> 6')
|
G min
|
F basic
|
|
3/8
|
16 | 24 | 0.277 | 0.25 | 0.36 |
1
|
1.25
|
0.747 | 0.563 |
|
1/2
|
13 | 20 | 0.371 | 0.328 | 0.482 |
1.25
|
1.5
|
0.995 | 0.75 |
|
5/8
|
11 | 18 | 0.480 | 0.422 | 0.605 |
1.5
|
1.75
|
1.244 | 0.938 |
|
3/4
|
10 | 16 | 0.574 | 0.5 | 0.729 |
1.75
|
2
|
1.494 | 1.125 |
|
7/8
|
9 | 14 | 0.683 | 0.594 | 0.852 |
2
|
2.25
|
1.742 | 1.313 |
|
1
|
8 | 12 | 0.761 | 0.656 | 0.976 |
2.25
|
2.5
|
1.991 | 1.5 |
Full list of Suppliers of Square head bolts, inch series
Founded in 1969, Buora D.P.U. is a distributor certified following ISO 9001.
The company offers the complete range of high strength fasteners, ready on stock, both coarse and fine pitches with metric and inch threads.
Distributor of prestigious brands such as UNBRAKO and NORD-LOCK, for Buora D.P.U. the service always comes first, therefore there is not minimum quantity required.
Distributor of inch sized fasteners, oil and gas fasteners and turned special screws
Distributor of fasteners for the industrial distribution market. We aim to create the best customer experience possible by putting our customers’ needs first. With a wide range of products and services, we provide customers with more options, making managing their fastener program easier.Â
We offer logistics and inventory management and integrated supply chain management services covering a wide market of OEM fasteners (KanBan), MRO and Personal Protective Equipment (Vending Machine).
Manufacturer of special cold and hot forged nuts and bolts: Metric, UNF, UNC, BSF & BSW (Whitworth) threadforms
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