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NAS1021A8

Locknut

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Description

Thread Size: 1/2", Nut Height: 39/64", Head Width: 47/64"

Specifications

Bearing Surface Type Any acceptable
Locking Feature Prevailing torque all metal design
Material Steel
Nut Height 0.610
Specification Data 80205-nas1021 professional/industrial association standard
Surface Treatment Cadmium
Temperature Rating 550.0 deg fahrenheit
Thread Class 3b
Thread Direction Right-hand
Thread Qty 20
Thread Qty Per Inch (tpi) 20
Thread Series UNF
Thread Size 0.500
Width Across Flats 0.741 inches minimum and 0.752 inches maximum

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 NAS1021A8. Try the cross-reference lookup to search by a different part number.

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