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 5935-00-372-0029
NSN 5895-00-457-7829
NSN 2925-01-123-2235
NSN 7035-01-256-9598
NSN 5965-00-905-7561
NSN 6320-01-624-0193
NSN 5965-01-012-1065
NSN 5915-00-375-5000
NSN 5960-00-987-1897
NSN 6110-00-442-7657
NSN 6145-01-152-2417
NSN 5835-01-501-0526