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 5915-00-825-0453
NSN 6650-00-444-5716
NSN 5925-01-406-3458
NSN 6150-01-280-5362
NSN 6650-01-356-3123
NSN 6110-00-988-6875
NSN 5985-01-363-9506
NSN 5920-00-890-8999
NSN 6610-01-440-9913
NSN 6130-01-175-9852
NSN 6130-01-397-0410
NSN 7035-01-527-1236