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NAS680A08K

Two Lug Locknut Plate

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Description

Thread Size: 5/32", Nut Length: 15/16", Nut Height: 1/4"

Specifications

Center To Center Distance Between Mounting Holes Along Length 0.686 inches minimum and 0.690 inches maximum
Counterbore Diameter 0.168 inches minimum nut
Distance From Aperture Center To Mounting Hole Center 0.344
Locking Feature Prevailing torque all metal design
Lubrication Dry film lubricant
Material Steel
Mounting Hole Arrangement Style 2 holes
Mounting Hole Countersink Angle 90.0 degrees minimum and 102.0 degrees maximum
Mounting Hole Diameter 0.098 inches minimum and 0.103 inches maximum
Mounting Provision Location Opposite nut projection side
Nut Counterbore Depth 0.062 inches minimum nut
Nut Height 0.250 inches maximum
Nut Length 0.948 inches maximum
Nut Mounting Provision Countersunk holes
Nut Style Plate
Plate Thickness 0.047 inches maximum
Plate Width 0.297 inches maximum
Specification Data 80205-nas680 professional/industrial association standard
Surface Treatment Cadmium
Surface Treatment Specification Qq-p-416 fed spec single treatment response
Temperature Rating 450.0 deg fahrenheit
Thread Class 3b
Thread Direction Right-hand
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series UNJC
Thread Size 0.164

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 NAS680A08K — functionally equivalent.

Similar parts

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