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 6105-00-727-8018
NSN 5835-01-202-9673
NSN 6110-01-233-5468
NSN 5915-00-269-4463
NSN 5960-01-654-4353
NSN 6150-00-356-4330
NSN 6145-01-617-2234
NSN 5920-01-254-2753
NSN 5965-00-362-2158
NSN 5895-00-493-7514
NSN 5835-01-209-6410
NSN 6645-01-463-3024