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 2925-01-595-4345
NSN 5985-01-303-6363
NSN 5998-00-583-1201
NSN 2925-00-928-0045
NSN 6150-01-501-5270
NSN 6240-01-171-9500
NSN 5985-01-351-0006
NSN 6150-01-309-0696
NSN 6645-00-067-7070
NSN 6610-00-654-0273
NSN 5935-00-516-5251
NSN 6150-00-774-6782