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 6145-01-346-9166
NSN 5996-01-038-7715
NSN 6110-01-222-0473
NSN 6150-01-650-8668
NSN 5835-01-597-4820
NSN 6685-01-657-4648
NSN 5895-01-294-3886
NSN 7035-01-541-6900
NSN 6650-00-084-4258
NSN 6645-01-432-0052
NSN 5985-01-014-4924
NSN 5855-00-481-0019