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 6150-01-597-2375
NSN 5975-01-060-3894
NSN 6240-01-224-0052
NSN 5910-00-928-4904
NSN 6130-00-121-9051
NSN 6645-01-036-5027
NSN 6110-01-327-4109
NSN 2925-01-545-2717
NSN 6240-00-246-5060
NSN 5935-01-508-5944
NSN 6240-01-326-1244
NSN 6685-01-447-2226