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 6135-01-154-3526
NSN 5855-00-925-0114
NSN 6145-00-433-4079
NSN 5935-00-285-2767
NSN 6610-00-222-4108
NSN 6220-00-215-6358
NSN 5996-00-417-9706
NSN 6150-01-254-1664
NSN 5855-00-014-5008
NSN 5930-01-400-6126
NSN 5910-01-410-7749
NSN 6685-00-230-4267