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NAS1805-5L

12 Point Self-Locking Nut

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Description

12 Point Self-Locking Nut

Specifications

Diameter A 0.532 in
Dimension C 0.418 in
Features Extended Washer
Finish Cadmium Plate
Industry Standards/Certification NAS1805
Locking Feature Prevailing torque all metal design
Lubricant Dry Film Lubricant
Material CRES
Maximum Dimension H 0.312 in
Maximum Dimension W 0.376 in
Minimum Diameter B 0.492 in
Minimum Dimension W 0.367 in
Nut Style Double hexagon
Overall Height 0.312
Service Temperature 450 ºF
Shape Double Hexagon
Surface Treatment Cadmium or cadmium and chromate
Temperature Rating 450 degrees fahrenheit
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 Between 0.367 inches and 0.376 inches

Other sizes

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

Cross-reference

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