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 6685-00-621-1323
NSN 5920-01-344-1571
NSN 6105-00-521-1136
NSN 6145-00-635-9957
NSN 5905-01-285-4702
NSN 5895-01-642-0626
NSN 6105-00-445-1090
NSN 5930-01-646-1842
NSN 6135-00-819-8074
NSN 5960-01-187-3103
NSN 5920-01-187-1794
NSN 5985-00-597-2966