Spec hardware, served at warp speed.

nuts › plain hexagon nuts

NAS578-4B

Barrell Nut Retainer

View quote list → Saved parts →

Description

Length: 5/8", NAS578 series retainer

Specifications

Material Steel
Material Thickness 0.007 inches minimum
NIIN 00-948-9787
NSN 5340-00-948-9787
Overall Height 0.368
Overall Length 0.615
Overall Width 0.478
Style Designator Barrel
Surface Treatment Cadmium and chromate
Weight 0.0005 lb

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 NAS578-4B. Try the cross-reference lookup to search by a different part number.

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