A valve designed to relieve internal pressure from gear housings, automotive axles, differentials, transmissions and the like. May or may not be threaded on one end. For items with relief pressure ratings see valve (1), safety relief.
Classification: Other taps, cocks, valves, etc., nesoi
NSN 5999-01-310-9133
NSN 5925-00-792-9073
NSN 6650-00-815-1579
NSN 5960-01-294-2397
NSN 6150-01-421-4028
NSN 6650-01-491-0142
NSN 6645-01-352-6583
NSN 6130-00-487-7699
NSN 5905-00-998-5650
NSN 4140-00-171-1387
NSN 5965-01-082-0739
NSN 6685-01-440-0716