A metallic item designed to be used in conjunction with a plate, reed valve and/or valve, reed.
NSN 5999-00-500-7443
NSN 6645-01-364-7330
NSN 5905-01-074-6369
NSN 6685-00-192-6866
NSN 5985-00-857-9920
NSN 4140-00-339-1514
NSN 6110-01-058-2112
NSN 6645-01-466-2083
NSN 5998-00-816-9752
NSN 6135-01-148-8531
NSN 6685-01-174-0873
NSN 4140-01-462-0268