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 6150-00-973-4805
NSN 5905-01-085-2027
NSN 7035-01-508-5064
NSN 5975-01-226-6531
NSN 6130-01-400-6123
NSN 6610-01-418-5029
NSN 6110-00-867-6860
NSN 6610-01-250-9327
NSN 6685-01-436-6635
NSN 6110-01-519-7508
NSN 4140-01-398-8180
NSN 5950-01-435-4405