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NAS5604-12

Bolt

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Description

Fastener Length: 3/4", Thread: 1/4-28, Thread Length: 11/16"

Specifications

Countersink Angle 99.0 degrees minimum and 101.0 degrees maximum
Fastener Length 0.720 inches minimum and 0.750 inches maximum
Head Diameter 0.456 inches minimum and 0.506 inches maximum
Head Style Flat countersunk
Internal Drive Style Tri-wing recess
Length 3/4
Material Steel
Screw Material Steel comp 4340 or steel comp 8740
Screw Material Specification Mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams6322 assn std 2nd material response
Screw Surface Treatment Cadmium and chromate
Screw Surface Treatment Specification Qq-p-416 ty2 cl2 fed spec 1st treatment response
Thread Class 3a
Thread Diameter 0.2500
Thread Direction Right-hand
Thread Length 0.670 inches minimum and 0.701 inches maximum
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 NAS5604-12. Try the cross-reference lookup to search by a different part number.

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