NATO Stock Number
5305-00-073-1950
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.274 inches and 0.375 inches
Fastener Length
Between 0.345 inches and 0.375 inches
Head Style
Flat chamfer
Head Diameter
Between 0.365 inches and 0.375 inches
Head Height
Between 0.244 inches and 0.250 inches
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
Between 0.1875 inches and 0.190 inches
Thready Qty Per Inch (tpi)
28
Hardness Rating
80.0 rockwell b
Material
Steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 or steel comp xm-7
Material Specification
66 federal standard 1st material response or 66 federal standard 2nd material response or 66 federal standard 3rd material response or 66 federal standard 4th material response or 66 federal standard 5th material response or astm a493 assn standard 6th material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, cl 2 federal specification single treatment response
Thread Series Designator
Unrf
Specification Data
80205-nas1351 professional/industrial association standard