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 7035-01-018-5087
NSN 5905-00-126-2480
NSN 6145-00-775-0786
NSN 5835-00-216-4568
NSN 6610-01-470-6480
NSN 5998-00-212-4406
NSN 5925-01-123-2045
NSN 5998-01-561-2000
NSN 6145-01-251-4325
NSN 6320-00-731-6134
NSN 5835-01-549-2911
NSN 5996-01-459-8590