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NAS1067A4

Plate Locknut

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Description

Thread Size: 1/4", Nut Length: 37/64", Nut Height: 9/32"

Specifications

Counterbore Diameter 0.254 inches minimum nut
Distance From Aperture Center To Mounting Hole Center 0.276 inches minimum and 0.286 inches maximum
Locking Feature Prevailing torque all metal design
Lubrication Dry film lubricant
Material Steel
Mounting Hole Arrangement Style 2 holes
Mounting Hole Diameter 0.098 inches minimum and 0.103 inches maximum
Nut Counterbore Depth 0.062 inches minimum nut
Nut Height 0.281 inches maximum
Nut Length 0.591 inches maximum
Nut Mounting Provision Straight holes
Nut Style Plate
Plate Thickness 0.055 inches maximum
Plate Width 0.437 inches maximum
Specification Data 80205-nas1067 professional/industrial association standard
Surface Treatment Cadmium
Surface Treatment Specification Qq-p-416,ty 1,cl 3 fed spec single treatment response
Temperature Rating 450.0 deg fahrenheit
Thread Class 3b
Thread Direction Right-hand
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series UNJF
Thread Size 0.250

Other sizes

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

Cross-reference

Interchangeable

Parts that share a National Stock Number or are listed as an alternate for NAS1067A4 — functionally equivalent.

Similar parts

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