Library › Hardware › Shoulder screws ASME B18.3 (inch): shoulder Ø 1/4 to 3/4 in, thread…

shoulder-screw-b18-3-3-8in-shoulder-5-16-18

ASME B18.3 shoulder screw, 3/8 in shoulder (Ø9.52 mm) × 1 in (25.4 mm) long, thread 5/16-18 × 0.500 in (12.70 mm) drawn as a plain Ø7.94 mm cylinder, head Ø0.562 × 0.250 in (max), 3/16 in hex socket 0.141 in deep (key engagement min); the 1 in shoulder length is an example, not a published value; no chamfers, fillets or thread neck

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

From the full sheet

Shoulder screws ASME B18.3 (inch): shoulder Ø 1/4 to 3/4 in, thread, head size, hex key, thread length: every size, notes, mating features and sources. What are the dimensions of an ASME B18.3 inch socket shoulder screw: shoulder diameter, thread, head diameter and height, hex key, thread length?

Other sizes

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