NATO Stock Number
5310-01-138-4718
Sold in multiples of
25 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Washer Outside Diameter
Between 1.253 inches and 1.283 inches
Counterbore Diameter
0.905 inches nut and 0.915 inches nut
Overall Height
Between 0.911 inches and 0.915 inches
Nut Style
Flat with turned back edge
Nut Height
0.481 inches
Width Across Flats
Between 1.052 inches and 1.064 inches
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
16
Thread Size
0.750 inches
Material
Plastic nylon locking insert
Material Specification
Ams 5525 assn standard single material response nut or ams 5532 assn standard single material response nut
Material Specification
Qq-a-225/6, t4 federal specification 1st material response washer or qq-a-250/13, t6 federal specification 2nd material response washer
Surface Treatment
Cadmium nut and chromate nut
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response nut