A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6220-01-428-8944
NSN 5925-01-646-6148
NSN 5935-00-477-2446
NSN 5895-00-816-9763
NSN 6240-01-189-0184
NSN 5930-00-801-3862
NSN 5990-01-462-1617
NSN 4140-01-089-8004
NSN 5999-00-952-2764
NSN 5945-00-202-9741
NSN 5835-01-223-1790
NSN 6135-00-321-6707