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NAS1580C5R10

Bolt

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Description

Fastener Length: 1-9/64", Thread: 5/16-24, Thread Length: 1/2"

Specifications

Countersink Angle 99.0 degrees minimum and 101.0 degrees maximum
Fastener Length 1.111 inches minimum and 1.141 inches maximum
Grip Diameter 0.311 inches minimum and 0.312 inches maximum
Grip Length 0.615 inches minimum and 0.635 inches maximum
Head Diameter 0.578 inches minimum and 0.623 inches maximum
Head Style Flat countersunk
Internal Drive Style Torque-set ribbed
Length 1 9/64
Material Iron
Material Specification Ams 5731 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response or ams 5853 assn std single material response
Min. Tensile Strength (psi) 160000 pounds per square inch
Surface Finish 32.0 microinches grip, 32.0 microinches threads, 63.0 microinches bearing surface of head
Surface Treatment Passivate
Thread Class 3a
Thread Diameter 0.3125
Thread Direction Right-hand
Thread Length 0.501
Thread Qty 24
Thread Qty Per Inch (tpi) 24
Thread Series Designator UNJF
Thread Size 5/16

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 NAS1580C5R10. Try the cross-reference lookup to search by a different part number.

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