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 6685-01-337-6826
NSN 6110-00-287-9158
NSN 5925-01-605-3317
NSN 5930-00-089-6745
NSN 6320-01-312-0964
NSN 6240-01-369-0295
NSN 5990-00-935-5610
NSN 5905-01-548-0968
NSN 5960-01-564-5044
NSN 5985-01-294-5733
NSN 5925-01-112-5179
NSN 5895-01-080-4350