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 6685-01-352-5665
NSN 6220-01-442-2616
NSN 5835-00-931-5568
NSN 6320-01-322-4128
NSN 5905-01-202-9237
NSN 6240-01-306-8962
NSN 5895-00-448-4059
NSN 6145-00-517-6666
NSN 5905-01-162-4581
NSN 6105-01-364-8811
NSN 6130-01-410-7551
NSN 6645-01-018-7664