NATO Stock Number
5305-00-022-8321
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.196 inches and 0.294 inches
Fastener Length
Between 0.281 inches and 0.312 inches
Head Style
Round
Head Diameter
Between 0.287 inches and 0.309 inches
Head Height
Between 0.107 inches and 0.120 inches
Washer Quantity
1
Internal Drive Style
Cross recess type 1
Thread Diameter
0.164 inches
Thready Qty Per Inch (tpi)
32
Hardness Rating
40.0 rockwell c primary washer and 50.0 rockwell c primary washer
Primary Washer Outside Diameter
Between 0.305 inches and 0.320 inches
Primary Washer Style
Flat external teeth
Primary Washer Material Thickness
Between 0.018 inches and 0.023 inches
Material
Steel comp 1010 fastener or steel comp 1011 fastener or steel comp 1013 fastener or steel comp 1015 fastener or steel comp 1016 fastener or steel comp 1017 fastener or steel comp 1018 fastener or steel comp 1019 fastener or steel comp 1020 fastener
Material
Steel comp 1050 primary washer or steel comp 1551 primary washer or steel comp 1552 primary washer or steel comp 1053 primary washer or steel comp 1054 primary washer or steel comp 1055 primary washer or steel comp 1059 primary washer or steel comp 1060 primary washer or steel comp 1561 primary washer or steel comp 1566 primary washer
Surface Treatment
Cadmium or zinc
Surface Treatment Specification
Qq-p-416, type 1, cl 3 federal specification 1st treatment response or qq-z-325, type 1, cl 3 federal specification 2nd treatment response
Thread Series Designator
Unc
