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 5996-00-850-0118
NSN 5905-00-504-8586
NSN 6610-00-204-6792
NSN 5855-01-421-1440
NSN 6220-00-061-8076
NSN 6610-01-336-2787
NSN 4140-01-518-6956
NSN 5925-01-360-5605
NSN 5950-00-280-7825
NSN 5920-01-189-9248
NSN 5910-01-446-4666
NSN 5996-00-757-5422