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NAS577B12A

Locking Barrel Nut Self

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Description

Nuts

Specifications

Features Provided Floating nut
Locking Feature Prevailing torque all metal design
Lubrication Dry film lubricant
Material Steel
Material Specification Cl 1 military specification 2nd material response mil-s-6049 military specification 1st material response or ams 6322 assn standard 1st material response or mil-s-8844
Nut Diameter Between 1.275 inches and 1.278 inches
Nut Height 1.062
Nut Length Between 1.490 inches and 1.510 inches
Nut Style Floating self-locking barrel
Specification Data 80205-nas577 professional/industrial association standard
Surface Treatment Cadmium and chromate
Surface Treatment Specification Cl 2 federal specification single treatment response type 2 qq-p-416
Thread Class 3b
Thread Direction Right-hand
Thread Qty 16
Thread Qty Per Inch (tpi) 16
Thread Series Unjf (fine thread with external controlled root radius)
Thread Size 0.750

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

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