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 5975-01-386-5748
NSN 6685-00-462-0149
NSN 5915-01-421-1818
NSN 6145-01-607-9424
NSN 2925-00-928-5931
NSN 5960-00-413-2695
NSN 5855-01-406-7237
NSN 5998-01-044-5816
NSN 6220-01-233-7456
NSN 5950-01-088-8154
NSN 7035-01-119-6271
NSN 5945-00-172-0786