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 6240-01-469-5719
NSN 5985-00-074-3308
NSN 5975-01-110-8425
NSN 6240-01-406-3589
NSN 5960-00-215-5884
NSN 6135-01-415-1163
NSN 5915-00-011-8348
NSN 5999-01-249-5217
NSN 6150-01-148-2624
NSN 5998-01-391-9073
NSN 6145-01-577-1791
NSN 5999-01-634-0576