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 6320-01-094-2634
NSN 5985-00-620-6780
NSN 6320-01-378-6191
NSN 6645-01-025-1002
NSN 5945-01-536-9313
NSN 6150-01-621-2989
NSN 5950-01-212-9588
NSN 5990-01-314-0228
NSN 5985-00-936-8935
NSN 5895-01-485-2470
NSN 5985-01-148-5837
NSN 5975-01-243-6831