NATO Stock Number
5310-00-516-5059
Sold in multiples of
100 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Nut Style
Slotted, hexagon
Nut Height
Between 0.308 inches and 0.318 inches
Width Across Flats
Between 0.495 inches and 0.505 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
24
Hardness Rating
Between 19.0 rockwell c and 26.0 rockwell c
Thread Size
0.312 inches
Countersink Angle
88.0 degrees nut and 92.0 degrees nut
Bearing Surface Type
Chamfered or washer faced
Material
Steel comp 1035 or steel comp 1536 or steel comp 1040 or steel comp 1137 or steel comp 1141
Material Specification
Astm a108 assn standard 1st material response or astm a576 assn standard 1st material response or qq-s-633-canceled federal specification 2nd material response or astm a108 assn standard 3rd material response or qq-s-637 federal specification 4th material response or qq-s-637 federal specification 5th material response
Surface Treatment
Zinc
Surface Treatment Specification
Qq-z-325, type 2, cl 3 federal specification single treatment response