Square Head Machine Bolts
3/8″, 1/2″, 5/8″, 3/4″, 7/8″
Material: Stainless Steel Type 316 – Catalog Designation (ST)
Material: Silicon Bronze – Catalog Designation (SB)
(Nuts sold separately)
Min. Tensile Strength |
|
3/8 Inch |
4,250 Lbs. |
1/2 inch |
7,800 Lbs. |
5/8 inch |
12,400 Lbs. |
3/4 inch |
18,350 Lbs. |
7/8 inch |
25,400 Lbs.
|
3/8″ Diameter – Square Head Machine Bolts
Catalog Number |
Length (Inches) |
Min. Thread Length (Inches) |
Approx. Shipping Wgt. Lbs. per 100 Pcs. |
MBSA10 |
1 |
3/4 |
7 |
MBSB10 |
1 1/2 |
1 |
9 |
MBSC10 |
2 |
1 |
10 |
MBSD10 |
2 1/2 |
1 |
12 |
MBSE10 |
3 |
1 3/4 |
13 |
MBSF10 |
3 1/2 |
2 |
13 |
MBSG10 |
4 |
3 |
15 |
MBSH10 |
4 1/2 |
3 |
16 |
MSB110 |
5 |
3 |
18 |
MSBJ10 |
5 1/2 |
3 |
19
|
1/2″ Diameter – Square Head Machine Bolts
Catalog Number |
Length (Inches) |
Min. Thread Length (Inches) |
Approx. Shipping Wgt. Lbs. per 100 Pcs. |
MBSA15 |
1 |
3/4 |
16 |
MBSB15 |
1 1/2 |
1 |
17 |
MBSC15 |
2 |
1 |
20 |
MBSD15 |
2 1/2 |
1 |
22 |
MBSE15 |
3 |
1 3/4 |
24 |
MBSF15 |
3 1/2 |
2 |
27 |
MBSG15 |
4 |
3 |
29 |
MBSH15 |
4 1/2 |
3 |
32 |
MBSI15 |
5 |
3 |
33 |
MBSJ15 |
5 1/2 |
3 |
39 |
MBSK15 |
6 |
3 |
39 |
MBSL15 |
6 1/2 |
3 |
41 |
MBSM15 |
7 |
3 |
44 |
MBSN15 |
8 |
4 |
49 |
MBSP15 |
9 |
4 |
53 |
MBSQ15 |
10 |
6 |
58 |
MBSR15 |
11 |
6 |
65 |
MBSS15 |
12 |
6 |
70 |
MBST15 |
14 |
6 |
75 |
MBSU15 |
16 |
6 |
85 |
MBSV15 |
18 |
6 |
92 |
MBSW15 |
20 |
6 |
103
|
5/8″ Diameter – Square Head Machine Bolts
Catalog Number |
Length (Inches) |
Min. Thread Length (Inches) |
Approx. Shipping Wgt. Lbs. per 100 Pcs. |
MBSA20 |
1 |
1 |
26 |
MBSB20 |
1 1/2 |
1 ½ |
35 |
MBSC20 |
2 |
1 1/2 |
36 |
MBSD20 |
2 1/2 |
1 1/2 |
40 |
MBSE20 |
3 |
1 3/4 |
42 |
MBSF20 |
3 1/2 |
1 3/4 |
49 |
MBSG20 |
4 |
3 |
50 |
MBSH20 |
4 1/2 |
3 |
55 |
MBSI20 |
5 |
3 |
57 |
MBSJ20 |
6 |
3 |
64 |
MBSK20 |
7 |
4 |
74 |
MBSL20 |
8 |
4 |
82 |
MBSM20 |
9 |
4 |
88 |
MBSN20 |
10 |
6 |
96 |
MBSP20 |
12 |
6 |
110 |
MBSQ20 |
14 |
6 |
124 |
MBSR20 |
16 |
6 |
140 |
MBSS20 |
18 |
6 |
156 |
MBST20 |
20 |
6 |
168 |
MBSU20 |
22 |
6 |
188 |
MBSV20 |
24 |
6 |
196 |
MBSW20 |
26 |
6 |
228 |
3/4″ Diameter – Square Head Machine Bolts
Catalog Number |
Length (Inches) |
Min. Thread Length (Inches) |
Approx. Shipping Wgt. Lbs per 100 Pcs. |
MBSC25 |
2 |
13/4 |
53 |
MBSD25 |
2 1/2 |
2 1/8 |
58 |
MBSE25 |
3 |
1 3/4 |
65 |
MBSF25 |
3 1/2 |
1 3/4 |
71 |
MBSK25 |
6 |
3 |
101 |
MBSM25 |
7 |
4 |
112 |
MBSN25 |
8 |
4 |
124 |
MBSQ25 |
10 |
4 |
146 |
MBSS25 |
12 |
6 |
168 |
MBST25 |
14 |
6 |
192 |
MBSU25 |
16 |
6 |
210 |
MBSV25 |
18 |
6 |
230 |
MBSW25 |
20 |
6 |
272 |
MBSX25 |
22 |
6 |
280 |
MBSY25 |
24 |
6 |
296 |
MBSZ25 |
26 |
6 |
316 |
7/8″ Diameter – Square Head Machine Bolts
Catalog Number |
Length (Inches) |
Min. Thread Length (Inches) |
Approx. Shipping Wgt. Lbs. per 100 Pcs. |
MBSS30 |
12 |
6 |
272 |
MBST30 |
14 |
6 |
284 |
MBSU30 |
16 |
6 |
316 |
MBSV30 |
18 |
6 |
352 |
MBSW30 |
20 |
6 |
390 |
MBSX30 |
22 |
6 |
425 |
MBSY30 |
24 |
6 |
460 |
MBSZ30 |
26 |
6 |
495 |
*Note: Other sizes available upon request.