NATO Stock Number
5310-01-641-6470
Sold in multiples of
1 EA
DEMIL
Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Nut Style
Hexagon
Nut Height
Between 0.575 inches and 0.610 inches
Width Across Flats
Between 0.741 inches and 0.755 inches
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Countersink Angle
88.0 degrees nut
Criticality Code Justification
Zzzx
Bearing Surface Type
Chamfered or washer faced
Bearing Surface Finish
125.0 microinches
Material
Nickel alloy 400 nut
Material
Plastic polyhexamethylene amide locking insert
Departure From Cited Designator
Material controlled iaw ss800-ag-man-010/p-9290 system certification produres and criteria manual for deep submergence systems; critical item for safety and survival of deep submergence research and rescue vehicles as differentiated by special test features