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 5985-01-400-2527
NSN 5935-00-901-5204
NSN 5965-01-373-6457
NSN 6105-00-204-5497
NSN 5935-01-421-1802
NSN 6685-00-527-6545
NSN 5950-01-294-8415
NSN 5895-00-004-1322
NSN 5965-00-954-3011
NSN 6105-01-366-4752
NSN 6610-01-512-2025
NSN 5895-00-548-9329