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 5925-00-933-6303
NSN 6685-00-133-2288
NSN 2925-01-049-8906
NSN 5985-01-379-9729
NSN 6145-01-391-6199
NSN 6220-01-571-3894
NSN 6110-00-001-8091
NSN 4140-01-441-1661
NSN 7035-01-579-3587
NSN 6110-00-747-9269
NSN 7035-01-146-7096
NSN 5910-01-068-1318