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 5965-01-168-8180
NSN 5945-00-198-5499
NSN 6685-01-556-3449
NSN 5930-00-302-4018
NSN 6650-01-657-3933
NSN 6685-01-222-7194
NSN 6220-01-200-6461
NSN 5835-01-432-1277
NSN 5925-01-415-6551
NSN 6685-01-576-9843
NSN 5960-00-241-2911
NSN 5985-01-342-6605