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 5935-01-358-1386
NSN 5915-01-099-0026
NSN 6145-00-487-9575
NSN 5855-01-529-7260
NSN 5905-00-116-0529
NSN 5905-00-185-8415
NSN 5990-00-655-0986
NSN 6240-01-521-2921
NSN 5930-01-485-5132
NSN 6685-01-470-2415
NSN 5905-00-248-6461
NSN 5895-00-102-7635