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 5975-01-041-3934
NSN 7035-01-465-6835
NSN 6130-00-896-4041
NSN 5920-01-146-9154
NSN 5950-00-698-2773
NSN 5945-00-243-9365
NSN 5920-01-524-0222
NSN 5950-01-352-4724
NSN 6150-01-088-0858
NSN 5990-00-434-0620
NSN 5996-01-446-5097
NSN 5965-01-594-1983