MIL-B-5687D (AMENDMENT 1), MILITARY SPECIFICATION: BEARINGS, SLEEVE, WASHERS, THRUST, SINTERED, METAL POWDER, OIL-IMPREGNATED, GENERAL SPECIFICATION (06-APR-1988) [S/S by ASTM-B438 and ASTM-B439]
MIL-B-5687D (AMENDMENT 1), MILITARY SPECIFICATION: BEARINGS, SLEEVE, WASHERS, THRUST, SINTERED, METAL POWDER, OIL-IMPREGNATED, GENERAL SPECIFICATION (06-APR-1988) [S/S by ASTM-B438 and ASTM-B439].