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 5965-00-281-0319
NSN 6685-01-253-7708
NSN 5920-00-387-5312
NSN 5905-00-596-1615
NSN 4140-01-381-3221
NSN 6240-01-051-2557
NSN 5998-01-147-5326
NSN 6620-01-566-1142
NSN 5915-01-025-5119
NSN 6150-01-386-6164
NSN 5975-00-099-9312
NSN 5950-01-203-8047