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MS21250-12046

Military Standard Shear Bolt

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Description

Fastener Length: 3-15/16", Thread: 3/4-16, Thread Length: 1-1/16

Specifications

Extended Washer Diameter 1.220 inches minimum and 1.230 inches maximum
Extended Washer Thickness 0.178
Fastener Length 3.921 inches minimum and 3.941 inches maximum
Grip Diameter 0.7480 inches minimum and 0.7490 inches maximum
Grip Length 2.865 inches minimum and 2.885 inches maximum
Hardness Rating 39.0 rockwell c minimum and 43.0 rockwell c maximum
Head Height 0.701 inches minimum and 0.721 inches maximum
Head Style Double hexagon w/hole
Length 3 15/16
Material Steel
Min. Tensile Strength (psi) 180000 pounds per square inch
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416,ty 2,cl 2 fed spec all treatment responses
Thread Class 3a
Thread Diameter 0.750
Thread Direction Right-hand
Thread Length 1.036 inches minimum and 1.076 inches maximum
Thread Qty 16
Thread Qty Per Inch (tpi) 16
Thread Series Designator UNJF
Thread Size 3/4
Width Between Flats 0.812

Cross-reference

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Catalog data updated 2026-07-05. Report a data error