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 6135-01-092-4734
NSN 2925-00-026-0005
NSN 5990-01-633-9503
NSN 5996-01-457-2001
NSN 5996-01-188-8792
NSN 2925-00-816-8765
NSN 5920-01-647-0105
NSN 5910-00-833-9028
NSN 5910-01-633-9963
NSN 6110-00-950-3058
NSN 6610-00-618-0772
NSN 6610-01-417-6336