This standard specifies the principles, equipment, test procedures and test reports of natural aging test methods for sealants in simulated parts of civil aircraft pressurized cabins. This standard is applicable to the natural aging test of sealants for simulated parts of civil aircraft pressurized cabins (referred to as simulated parts).
HB 7400-1996 history
1996HB 7400-1996 Test method for natural aging of sealants in civil aircraft pressurized cabin simulation parts