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 5985-01-401-5387
NSN 5905-00-904-5853
NSN 2925-01-376-9236
NSN 5895-00-238-4618
NSN 6150-01-483-9428
NSN 5950-00-278-4186
NSN 5835-01-254-8584
NSN 5965-00-431-2492
NSN 5920-00-866-3945
NSN 5998-01-231-9464
NSN 5975-01-462-5176
NSN 5905-01-393-0607