TT-P-620C (AMENDMENT-3), FEDERAL SPECIFICATION: PRIMER COATING, CONDITIONER FOR CHALKING EXTERIOR SURFACES (23-JUN-1977) [S/S BY A-A-3161]
TT-P-620C (AMENDMENT-3), FEDERAL SPECIFICATION: PRIMER COATING, CONDITIONER FOR CHALKING EXTERIOR SURFACES (23-JUN-1977) [S/S BY A-A-3161].