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 5999-01-470-0273
NSN 5930-00-532-8012
NSN 5960-01-536-9763
NSN 6240-00-138-3082
NSN 6610-01-233-5857
NSN 5855-00-688-9954
NSN 2925-01-582-5834
NSN 6150-00-123-2166
NSN 5895-01-196-5948
NSN 5905-01-453-5243
NSN 6135-01-095-2556
NSN 6110-01-621-6483