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 5895-00-168-7648
NSN 6620-00-707-4195
NSN 6150-01-329-9828
NSN 6145-01-046-4663
NSN 6150-00-168-4921
NSN 4140-00-894-1793
NSN 6145-00-613-8489
NSN 5960-00-525-1898
NSN 6240-00-926-7788
NSN 6610-01-417-3011
NSN 5930-01-456-6732
NSN 6220-01-319-2580