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 6145-01-289-9267
NSN 6320-01-176-8367
NSN 5930-01-410-3436
NSN 5910-01-582-5034
NSN 6610-01-541-4464
NSN 6620-01-035-7803
NSN 6105-01-510-8848
NSN 6145-01-357-8436
NSN 6620-00-280-2874
NSN 5960-01-111-9918
NSN 6220-01-552-2237
NSN 5930-00-636-8888