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 6610-01-167-8747
NSN 5910-01-041-2858
NSN 6130-00-139-6262
NSN 6130-01-004-8977
NSN 5975-01-273-0209
NSN 5835-01-074-7593
NSN 6685-01-421-2206
NSN 6610-01-181-4398
NSN 5960-01-223-1203
NSN 5999-00-087-1496
NSN 6130-01-564-2981
NSN 7035-01-388-4298