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 5905-00-724-5772
NSN 6320-00-098-2858
NSN 5985-01-227-7373
NSN 7035-00-834-2090
NSN 6220-00-826-7002
NSN 6110-01-416-2554
NSN 5965-01-186-2051
NSN 5905-01-064-6605
NSN 5996-01-187-8571
NSN 6110-00-419-9810
NSN 5835-01-131-2027
NSN 6220-01-349-7754