MIL-R-25988/2 (NOTICE-4), DETAIL SPECIFICATION: SPECIFICATION RUBBER, FLUOROSILICONE ELASTOMER, OIL- AND FUEL-RESISTANT, O-RINGS, CLASS 3 (11-AUG-2006)

MIL-R-25988/2 (NOTICE-4), DETAIL SPECIFICATION: SPECIFICATION RUBBER, FLUOROSILICONE ELASTOMER, OIL- AND FUEL-RESISTANT, O-RINGS, CLASS 3 (11-AUG-2006)., MIL-R-25988/2, dated 27 January 1971, is hereby reactivated and may be used for either new or existing design acquisition.