NATO Stock Number
5120-00-128-7310
Sold in multiples of
1 EA
DEMIL
NO
Overall Length
Between 2.610 inches and 2.630 inches
Outside Diameter
Between 3.000 inches and 3.010 inches
Opening Diameter
Between 2.940 inches and 2.950 inches
Lug Width
Between 0.230 inches and 0.235 inches
Lug Length
Between 0.190 inches and 0.210 inches
Drive Surface Size
0.753 inches single end and 0.761 inches single end
Drive End Shape
Square single end internal
Angle Between Lugs
Between 43.0 degrees and 47.0 degrees
Material
Steel
Material Specification
Mil-s-5000 military specification single material response
Surface Treatment
Oxide
Surface Treatment Specification
Mil-c-13924, cl 1 military specification single treatment response