Spec hardware, served at warp speed.

nuts › plain hexagon nuts

NAS577B4F

Plain Hexagon Nut

View quote list → Saved parts →

Description

Thread Size: 1/4", Nut Length: 5/8", Nut Height: 3/8", Locknut, NAS577 series nut

Specifications

Features Provided Floating nut
Locking Feature Prevailing torque all metal design
Material Steel
Nut Diameter Between 0.525 inches and 0.528 inches
Nut Height 0.406
Nut Length 0.625
Nut Style Floating self-locking barrel
Surface Treatment Cadmium
Temperature Rating 500.0 degrees fahrenheit
Thread Class 3b
Thread Direction Right-hand
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series Unjf (fine thread with external controlled root radius)
Thread Size 0.250

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 NAS577B4F. Try the cross-reference lookup to search by a different part number.

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