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 6220-01-398-8937
NSN 5935-01-442-6336
NSN 6645-01-341-0632
NSN 6150-00-701-7880
NSN 6240-01-190-9523
NSN 6610-01-330-7839
NSN 6685-01-141-3796
NSN 5920-01-112-7429
NSN 5960-01-527-3525
NSN 5835-01-101-3687
NSN 6145-01-606-6514
NSN 5905-01-515-1961