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 6240-01-026-9289
NSN 6130-01-138-0170
NSN 5999-00-105-0014
NSN 5985-01-424-0573
NSN 6145-01-497-4636
NSN 6145-01-321-0610
NSN 5950-01-457-6106
NSN 6220-01-436-0429
NSN 5835-00-632-8621
NSN 5985-00-422-5337
NSN 6145-00-278-0697
NSN 6220-00-195-4655