General Sealants Chemsol is the exclusive worldwide distributor of MIL-PRF-8116 & MIL-S-11030 MIL-PRF-8116 This specification covers a general purpose putty compound with corrosion inhibitors. MIL-S-11030 This specification covers single-component black, inert, thermoplastic, mastic, non-curing, seaIing compounds. These sealing compounds are not to be used as an integral fuel tank or pressure cabin standards. The service temperature of the sealing compounds are -400c to 820c [-400 to 1800F).