MIL-P-23469B (SUPPLEMENT 1), MILITARY SPECIFICATION: PIN-RIVET, GROOVED AND COLLAR, GROOVED PIN-RIVET, SWAGE-LOCKED (LOCKPIN) GENERAL SPECIFICATION FOR (31 MAY 1967)
MIL-P-23469B (SUPPLEMENT 1), MILITARY SPECIFICATION: PIN-RIVET, GROOVED AND COLLAR, GROOVED PIN-RIVET, SWAGE-LOCKED (LOCKPIN) GENERAL SPECIFICATION FOR (31 MAY 1967).