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 5975-01-200-2764
NSN 5905-01-464-5544
NSN 2925-01-633-4048
NSN 6150-01-501-2841
NSN 5895-01-436-4912
NSN 2925-00-284-1534
NSN 5965-01-432-4583
NSN 5895-01-145-4419
NSN 6620-00-810-6774
NSN 5930-01-606-4866
NSN 6220-00-220-5617
NSN 5950-00-251-6687