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 6135-01-252-0315
NSN 5910-00-144-4383
NSN 2925-00-233-5644
NSN 6685-01-558-1967
NSN 6145-01-024-2548
NSN 5915-01-177-3888
NSN 5910-00-548-6505
NSN 6150-01-426-8986
NSN 5895-01-357-0835
NSN 6130-01-447-3164
NSN 5990-00-373-9787
NSN 5998-01-580-5966