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NAS1804-16

Locking Extended Washer Nut Self

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Description

Thread Size: 1", Head Width: 1-1/8

Specifications

Hardness Rating 45.0 rockwell c maximum
Locking Feature Prevailing torque all metal design
Lubrication Dry film lubricant
Material CRES
Material Specification Ams 6304 assn std 1st material response or ams 6487 assn std 2nd material response
Nut Style Double hexagon
Overall Height 1.000 inches maximum
Specification Data 80205-nas1804 professional/industrial association standard
Surface Treatment Cadmium
Surface Treatment Specification Qq-p-416,cl 2 fed spec single treatment response
Temperature Rating 450.0 deg fahrenheit maximum
Thread Class 3b
Thread Direction Right-hand
Thread Qty 12
Thread Qty Per Inch (tpi) 12
Thread Series UNJF
Thread Size 1.000
Washer Outside Diameter 1.625 inches maximum
Washer Thickness 0.122
Width Across Flats 1.177 inches minimum and 1.190 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 NAS1804-16. Try the cross-reference lookup to search by a different part number.

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