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 5925-01-574-3872
NSN 6685-01-370-5258
NSN 5996-00-838-7841
NSN 6685-01-398-9099
NSN 5855-00-688-9954
NSN 5895-01-045-5418
NSN 4140-00-017-2548
NSN 6145-00-064-0072
NSN 6650-00-213-7065
NSN 5945-01-012-5388
NSN 6610-01-078-9238
NSN 6610-01-451-4801