A-A-1203B, COMMERCIAL ITEM DESCRIPTION: LAPPING AND GRINDING COMPOUND (VALVE) (21-MAR-1986) [S/S BY ANSI-B74.10 AND ANSI-B74.12]

A-A-1203B, COMMERCIAL ITEM DESCRIPTION: LAPPING AND GRINDING COMPOUND (VALVE) (21-MAR-1986) [S/S BY ANSI-B74.10 AND ANSI-B74.12]., This CID covers water- and grease-mixed valve grinding compound containing silicon-carbide abrasive grain.