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 5920-01-505-9550
NSN 5895-01-298-7460
NSN 6645-01-328-4020
NSN 6220-00-455-6306
NSN 5945-00-415-1789
NSN 6220-00-798-6831
NSN 6620-00-992-5876
NSN 5950-00-864-5542
NSN 6110-01-632-7238
NSN 5996-01-384-2115
NSN 6610-01-172-0897
NSN 5905-01-411-6520