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 5945-01-487-6312
NSN 6110-01-184-5560
NSN 5835-01-412-6901
NSN 5905-01-577-1575
NSN 6105-01-188-7292
NSN 5985-00-636-8689
NSN 6685-01-096-8259
NSN 6320-00-779-5923
NSN 5895-00-241-0214
NSN 5985-01-529-6488
NSN 6685-00-900-4246
NSN 5855-00-832-9341