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NAS1578C4R5P

Bolt

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Description

Fastener Length: 23/32", Thread: 1/4-28, Thread Length: 3/8"

Specifications

Fastener Length 0.700 inches minimum and 0.730 inches maximum
Grip Diameter 0.2485 inches minimum and 0.2495 inches maximum
Grip Length 0.302 inches minimum and 0.322 inches maximum
Head Diameter 0.477 inches minimum and 0.492 inches maximum
Head Height 0.140 inches minimum and 0.150 inches maximum
Head Style Pan Head
Internal Drive Style Torque-set ribbed
Length 23/32
Material Iron
Material Specification Ams5737 assn std single material response or ams5732 assn std single material response or ams5731 assn std single material response
Specification Data 80205-nas1578 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 0.250
Thread Direction Right-hand
Thread Length 0.403
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series Designator UNJF
Thread Size 1/4

Other sizes

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

Cross-reference

No interchangeable or dimensionally similar parts are on record for NAS1578C4R5P. Try the cross-reference lookup to search by a different part number.

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