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 6685-00-862-6382
NSN 6105-00-111-3353
NSN 6610-01-342-9774
NSN 6110-00-500-4914
NSN 5895-00-539-1911
NSN 6620-01-124-0947
NSN 5910-01-163-7768
NSN 6130-01-631-3810
NSN 5960-01-095-2984
NSN 6620-00-224-1335
NSN 6150-00-894-1984
NSN 7035-00-411-8850