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 6620-00-707-4195
NSN 5905-01-390-0253
NSN 5950-01-043-4984
NSN 5905-01-423-1013
NSN 5985-01-275-3076
NSN 5950-00-584-4571
NSN 4140-01-353-9043
NSN 5999-01-101-7985
NSN 6145-00-553-8196
NSN 6130-01-090-0631
NSN 6110-01-219-5233
NSN 5998-01-415-5865