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 6220-01-487-3904
NSN 5935-00-156-3697
NSN 6105-01-515-1231
NSN 6620-01-013-5432
NSN 5945-01-271-1067
NSN 6105-01-342-5152
NSN 5910-00-890-4737
NSN 5975-01-521-9945
NSN 5990-01-498-0641
NSN 5855-01-003-7102
NSN 6610-01-285-4673
NSN 6620-01-428-3930