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 6110-01-527-6136
NSN 5999-01-166-9633
NSN 6105-00-001-5533
NSN 6150-01-561-4421
NSN 6645-01-469-2458
NSN 6645-00-276-7544
NSN 6110-01-300-0802
NSN 5996-01-007-2147
NSN 6240-00-004-2516
NSN 6220-00-186-0177
NSN 5998-01-014-7048
NSN 5965-01-132-4018