NATO Stock Number
5310-00-982-5018
Sold in multiples of
50 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Lubrication
Soluble lubricant
Nut Style
Hexagon
Nut Height
Between 0.575 inches and 0.610 inches
Width Across Flats
Between 0.741 inches and 0.752 inches
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Countersink Angle
88.0 degrees nut
Bearing Surface Type
Chamfered or washer faced
Bearing Surface Finish
125.0 microinches
Material
Copper alloy 360 nut or copper alloy 260 nut
Surface Treatment
Cadmium except insert
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response except insert