MIL-S-12158D, MILITARY SPECIFICATION: SEALING COMPOUND, NON-CURING, POLYBUTANE (13-JUN-1988) [S/S BY A-A-52495]

MIL-S-12158D, MILITARY SPECIFICATION: SEALING COMPOUND, NON-CURING, POLYBUTANE (13-JUN-1988) [S/S BY A-A-52495]., This specification covers two types of mastic sealing compounds. The sealing compounds are polybutene based and non-curing.