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NAS428-3A26

Bolt

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Description

Fastener Length: 2-3/4", Thread: 10-32, Thread Length: 2-11/16"

Specifications

Fastener Length 2.750
Features Provided Finished head
Grip Length 0.062
Hardness Rating 26.0 rockwell c minimum and 32.0 rockwell c maximum
Head Height 0.109
Head Style Crowned hexagon
Length 2 3/4
Material Steel
Min. Tensile Strength (psi) 125000 pounds per square inch
Special Features Adjusting slot thd end
Specification Data 80205-nas428 professional/industrial association standard
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416 ty2 cl3 fed spec single treatment response
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length 2.688 inches minimum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNF
Thread Size 10
Width Between Flats 0.365 inches minimum and 0.377 inches maximum

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

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