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 5835-01-566-5462
NSN 6220-01-329-1025
NSN 6320-01-281-6028
NSN 6320-01-519-8767
NSN 6150-00-140-8270
NSN 6240-01-246-4258
NSN 5895-00-905-1154
NSN 5999-01-650-1850
NSN 6220-01-157-9062
NSN 6685-01-398-0189
NSN 5998-01-045-7520
NSN 5920-01-264-9964