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 5855-00-610-4052
NSN 6105-00-925-2226
NSN 5950-01-212-8679
NSN 6685-00-943-5133
NSN 5925-01-284-3369
NSN 6220-00-006-5157
NSN 6145-00-232-0813
NSN 5985-01-142-0128
NSN 5996-01-437-8824
NSN 6620-01-483-4180
NSN 5985-00-070-8350
NSN 6645-00-262-7448