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 6610-00-336-2404
NSN 6320-01-195-5583
NSN 5975-01-055-6459
NSN 6145-00-194-5968
NSN 5935-01-514-1837
NSN 6150-00-872-6000
NSN 5915-00-840-8508
NSN 5996-01-254-4635
NSN 5985-01-478-6578
NSN 6110-01-597-9936
NSN 5920-01-042-9351
NSN 7035-00-225-6499