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NAS6305-17D

Machine Bolt

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Description

Fastener Length: 1-1/2", Thread: 1/4-24, Thread Length: 7/16

Specifications

Fastener Length 1.485 inches minimum and 1.515 inches maximum
Grip Diameter 0.3110 inches minimum and 0.3120 inches maximum
Grip Length 1.052 inches minimum and 1.072 inches maximum
Head Height 0.156 inches minimum and 0.171 inches maximum
Head Style Hexagon Head
Length 1 1/2
Material Iron
Material Specification Ams 5731 assn std all material responses or ams 5737 assn std all material responses
Min. Tensile Strength (psi) 160000 pounds per square inch
Specification Data 80205-nas6305 professional/industrial association standard
Surface Finish 32.0 microinches bearing surface of head
Surface Treatment Cadmium
Surface Treatment Specification Qq-p-416 ty 2 fed spec 1st treatment response
Thread Class 3a
Thread Diameter 0.312
Thread Direction Right-hand
Thread Length 0.438
Thread Qty 24
Thread Qty Per Inch (tpi) 24
Thread Series Designator UNJF
Thread Size 1/4
Width Between Flats 0.492 inches minimum and 0.502 inches maximum

Cross-reference

No interchangeable or dimensionally similar parts are on record for NAS6305-17D. Try the cross-reference lookup to search by a different part number.

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