5306-01-064-7763 (MS20004-23)
NSN 5306-01-064-7763 (NIIN 01-064-7763) is an internal wrenching bolt in Federal Supply Class 5306, Bolts — an externally threaded fastener whose threaded portion is of one nominal diameter, no. Manufacturer part number MS20004-23 (Military Standards, CAGE 96906).
Key specs: 34 to 40 rockwell c overall hardness; full characteristics table below. NIIN assigned August 1978; DEMIL A (none required).