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 5975-00-588-0387
NSN 6105-01-608-4839
NSN 5835-00-016-0389
NSN 5960-00-900-3508
NSN 5910-01-086-8557
NSN 6620-01-605-1465
NSN 6150-01-218-5655
NSN 5998-01-211-0236
NSN 6645-01-417-1913
NSN 5945-01-524-6871
NSN 2925-01-483-9147
NSN 5895-00-802-1575