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 6620-00-053-9567
NSN 6110-01-095-3519
NSN 5835-01-267-3388
NSN 5915-01-109-6249
NSN 5996-01-148-1252
NSN 6150-01-442-7046
NSN 2925-00-961-2117
NSN 2925-01-076-5219
NSN 6130-00-008-2039
NSN 5915-01-488-7654
NSN 6110-01-084-8217
NSN 5835-00-752-6065