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NAS1804-5

12 Point Self Locking Nut

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Description

12 Point Self Locking Nut

Specifications

Diameter A 0.532 in
Features Extended Washer
Hardness Rating 45.0 rockwell c
Industry Standards/Certification NAS1804
Locking Feature Prevailing torque all metal design
Material Steel
Material Specification Ams 6304 assn standard 1st material response or ams 6487 assn standard 2nd material response
Maximum Dimension H 0.312 in
Maximum Dimension W 0.376 in
Minimum Diameter B 0.492 in
Minimum Dimension C 0.418 in
Minimum Dimension W 0.367 in
NIIN 01-194-7072
NSN 5310-01-194-7072
Nut Style Double hexagon
Overall Height 0.312
Service Temperature 450 ºF
Shape Double Hexagon
Specification Data 80205-nas1804 professional/industrial association standard
Surface Treatment Cadmium
Surface Treatment Specification Class 2 federal specification single treatment response qq-p-416
Thread Class 3b
Thread Direction Right-hand
Thread Note 1 0.3125-24
Thread Qty 24
Thread Qty Per Inch (tpi) 24
Thread Series Unjf (fine thread with external controlled root radius)
Thread Size 0.312
Type Self-Locking Nut
Washer Outside Diameter 0.532
Washer Thickness 0.035
Weight .005 lb
Width Across Flats 0.418

Other sizes

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Cross-reference

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