sigh007 发表于 2012-3-22 15:45:58

MIL-PRF-25675C


                   MIL-PRF-25675C, PERFORMANCE SPECIFICATION: VALVES, CHECK, MINIATURE, HYDRAULIC, AIRCRAFT AND MISSILE (26 NOV 1997) ., This specification covers hydraulic, spring-loaded, normally closed aircraft and missile hydraulic system check valves with operating pressures up to 3,000 pounds per square inch (psi) and operating temperatures from -65 deg to 450 deg F.         
         
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