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 6610-01-451-1217
NSN 6130-01-311-7292
NSN 5855-01-550-5219
NSN 6130-00-097-3688
NSN 6130-00-266-7496
NSN 5998-01-604-4563
NSN 6220-01-445-5544
NSN 6145-00-791-9820
NSN 5905-01-267-3586
NSN 5895-01-604-1256
NSN 2925-01-014-8007
NSN 5950-00-973-1965