A metallic item designed to be used in conjunction with a plate, reed valve and/or valve, reed.
NSN 5996-01-227-2555
NSN 6645-01-064-3711
NSN 5950-00-224-7876
NSN 5945-01-357-6624
NSN 7035-00-286-6221
NSN 5925-01-384-2131
NSN 5960-01-322-4341
NSN 5960-01-649-1341
NSN 4140-00-131-6486
NSN 5990-01-097-4721
NSN 5990-01-581-1041
NSN 6320-01-412-2973