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 6685-00-104-7149
NSN 5945-01-232-6429
NSN 6240-00-866-6239
NSN 5935-01-578-6663
NSN 5960-01-106-3086
NSN 7035-00-465-3298
NSN 5945-01-193-6042
NSN 5960-01-578-5537
NSN 5996-01-131-9353
NSN 6320-01-585-8468
NSN 6220-01-351-6686
NSN 5950-01-349-6547