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 2925-01-411-4666
NSN 5960-01-468-5785
NSN 6105-00-891-7357
NSN 6320-01-111-8851
NSN 5935-00-267-9926
NSN 2925-01-029-5300
NSN 5960-01-064-3292
NSN 5895-01-617-8078
NSN 5975-01-168-4374
NSN 5945-01-554-1622
NSN 6685-00-638-9261
NSN 5950-01-474-4967