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NAS630-60

Bolt

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Description

Fastener Length: 4-5/8", Thread: 5/8-18, Thread Length: 57/64"

Specifications

Extended Washer Diameter 1.040 inches minimum and 1.050 inches maximum
Extended Washer Thickness 0.140 inches minimum and 0.160 inches maximum
Fastener Length 4.608 inches minimum and 4.638 inches maximum
Grip Diameter 0.6230 inches minimum and 0.6240 inches maximum
Grip Length 3.740 inches minimum and 3.760 inches maximum
Hardness Rating 39.0 rockwell c minimum and 43.0 rockwell c maximum
Head Height 0.608 inches minimum and 0.628 inches maximum
Head Style Double hexagon extended washer
Length 4 5/8
Material Steel
Min. Tensile Strength (psi) 180000 pounds per square inch
Specification Data 80205-nas630 professional/industrial association standard
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416,type 2,class 2 fed spec single treatment response
Thread Class 3a
Thread Diameter 0.625
Thread Direction Right-hand
Thread Length 0.848 inches minimum and 0.898 inches maximum
Thread Qty 18
Thread Qty Per Inch (tpi) 18
Thread Series Designator UNJF
Thread Size 5/8
Width Between Flats 0.682 inches minimum and 0.691 inches maximum

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 NAS630-60. Try the cross-reference lookup to search by a different part number.

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