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 4140-01-160-8106
NSN 7035-00-238-3662
NSN 5925-01-604-7246
NSN 5905-01-351-2380
NSN 5950-01-298-7301
NSN 6645-01-624-7209
NSN 6610-00-138-2942
NSN 6685-01-211-0165
NSN 7035-00-442-1869
NSN 5960-01-106-5133
NSN 5905-01-200-1669
NSN 5945-00-286-8594