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 6150-01-459-1399
NSN 5920-00-028-4339
NSN 5895-00-267-7430
NSN 6240-01-200-9634
NSN 5998-01-032-4722
NSN 6220-01-214-0270
NSN 6620-01-148-5191
NSN 5960-01-487-6436
NSN 6320-00-405-2348
NSN 6320-01-501-7935
NSN 2925-00-010-9609
NSN 5835-00-170-5238