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1.25 — UNC

Name: Bolt Thread Dimensions — UNC: nominal diameter 1.25 · tensile stress area in2 0.9691 in2 · minor diameter in 1.0954 in · gross area in2 1.2272 in2 · root area in2 0.7753 in2
Creator: Engineering Database

Thread Series: UNC
Nominal Diameter: 1.25
Gross Area IN2 (in2): 1.2272
Minor Diameter in (in): 1.0954
Nominal Size: 1-1/4
Pitch MM (mm): 3.6286
Root Area IN2 (in2): 0.7753
Tensile Stress Area IN2 (in2): 0.9691
Tensile Stress Area MM2 (mm2): 625.22
Threads per Inch (threads/in): 7

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