Portland Bolt Expands with Acquisition of Vermont-Based Applied Bolting Technology

F959 Acceptable Compression Load Range

Diameter Type 325 and 325-3, in kips Type 490 and 490-3, in kips
1/2 12 – 14 15 – 18
5/8 19 – 23 24 – 29
3/4 28 – 34 35 – 42
7/8 39 – 47 49 – 59
1 51 – 61 64 – 77
1-1/8 64 – 77 80 – 96
1-1/4 81 – 98 102 – 122
1-3/8 97 – 117 121 – 145
1-1/2 118 – 143 148 – 178

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It's no secret that we are known as experts in the fastener industry and have been since 1912. Our devotion to customer service, quality products, and on-time deliveries have propelled us to success since our inception.

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