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 5950-01-026-4727
NSN 5855-01-314-8335
NSN 2925-01-514-6301
NSN 6145-00-248-4944
NSN 5920-00-906-2500
NSN 6105-01-461-7953
NSN 5935-00-150-2929
NSN 5965-01-620-3954
NSN 6610-01-191-6500
NSN 5999-01-207-3558
NSN 6620-01-650-5226
NSN 5905-01-081-4655