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 6620-01-458-8074
NSN 5965-01-417-3211
NSN 7035-00-902-8995
NSN 5985-01-502-9169
NSN 6620-01-205-6608
NSN 5920-01-509-4780
NSN 7035-00-270-5519
NSN 7035-01-146-7096
NSN 5895-01-604-4035
NSN 5935-01-377-4311
NSN 6145-01-432-5767
NSN 5996-01-121-2567