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 2925-00-163-1848
NSN 2925-00-494-5537
NSN 6110-01-483-2696
NSN 5895-01-431-4258
NSN 6685-00-752-8690
NSN 5945-01-417-4296
NSN 6685-01-104-3708
NSN 6130-00-139-2914
NSN 6645-00-253-9617
NSN 5999-01-018-3394
NSN 5985-01-032-1231
NSN 6150-01-500-9007