Spec hardware, served at warp speed.

bolts › close tolerance bolts

NAS1580C4T2

Close Tolerance Bolt

View quote list → Saved parts →

Description

Fastener Length: 1/2", Thread: 1/4-, Thread Length: 3/8

Specifications

Fastener Length 0.528
Length 1/2
Thread Class 3a
Thread Diameter 0.25
Thread Length 0.403
Thread Series UNJF
Thread Series Designator Unjf (fine thread with external controlled root radius)
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 NAS1580C4T2. Try the cross-reference lookup to search by a different part number.

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