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 5985-00-951-5289
NSN 6135-01-469-7574
NSN 5930-01-120-7043
NSN 6645-01-103-8449
NSN 6150-01-547-5044
NSN 5835-01-232-6904
NSN 5895-00-620-0518
NSN 5965-01-390-6725
NSN 7035-01-079-1514
NSN 5985-00-073-0725
NSN 5905-00-093-5520
NSN 6650-00-211-6302