Head painted aviation yellow color no. 13538 federal standard 595
No other part numbers with same form, fit, and function found.
An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).
Classification: Other copper screws (not for wood) bolts and nuts
NSN 5999-01-547-0337
NSN 5998-01-113-0841
NSN 5999-01-595-2918
NSN 6650-01-437-5214
NSN 5985-01-258-4769
NSN 7035-01-349-7883
NSN 5935-00-384-3000
NSN 5945-00-964-7760
NSN 6220-01-232-1064
NSN 5950-01-190-6779
NSN 6110-00-211-1092
NSN 5915-01-426-8862