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 6620-01-472-6461
NSN 7035-01-549-3616
NSN 5915-01-432-4848
NSN 5996-00-111-3379
NSN 5835-00-233-6327
NSN 6320-01-652-3806
NSN 5855-01-100-3272
NSN 7035-00-908-4933
NSN 6220-01-629-9142
NSN 5998-00-161-2810
NSN 6220-00-481-6188
NSN 5965-01-204-1423