NATO Stock Number
5310-00-163-1921
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.265 inches nut and 0.270 inches nut
Mounting Hole Diameter
Between 0.130 inches and 0.135 inches
Nut Style
Plate
Nut Length
Between 0.732 inches and 0.762 inches
Nut Height
Between 0.297 inches and 0.312 inches
Plate Thickness
Between 0.060 inches and 0.070 inches
Plate Width
Between 0.412 inches and 0.432 inches
Nut Counterbore Depth
0.075 inches nut and 0.095 inches nut
Nut Mounting Provision
Straight holes
Mounting Hole Arrangement Style
1 hole
Distance From Aperture Center To Mounting Hole Center
0.380 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
28
Hardness Rating
Between 19.0 rockwell c and 26.0 rockwell c
Thread Size
0.250 inches
Material
Steel comp 8740
Material Specification
Ams 6322 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 2400 assn standard single treatment response
