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 5915-01-608-4505
NSN 5835-01-284-5689
NSN 7035-01-202-8172
NSN 5895-00-736-6146
NSN 6145-00-932-0724
NSN 6610-01-595-9809
NSN 5895-01-621-5954
NSN 6145-01-025-2296
NSN 5925-01-573-5638
NSN 5915-01-064-9246
NSN 6685-00-472-3965
NSN 6150-01-583-0910