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 6150-01-463-1765
NSN 5985-00-914-5349
NSN 5855-01-199-2046
NSN 6145-01-133-4550
NSN 5965-01-454-8649
NSN 6610-00-125-8909
NSN 5910-00-838-6716
NSN 5855-00-494-9581
NSN 5915-00-217-6517
NSN 5999-00-104-5582
NSN 5975-00-351-8434
NSN 5905-00-006-2959