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 6220-01-259-4420
NSN 6105-00-521-9560
NSN 5905-01-137-8439
NSN 5835-01-244-8532
NSN 7035-00-628-3471
NSN 5996-01-369-9209
NSN 5930-00-892-1668
NSN 6220-01-444-4913
NSN 5905-01-090-9063
NSN 5965-01-631-4456
NSN 6650-01-308-9394
NSN 5950-01-587-8572