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 for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5920-00-146-5071
NSN 6145-01-281-7222
NSN 5985-01-136-4416
NSN 5975-01-237-5769
NSN 5996-00-531-8835
NSN 6110-01-222-8959
NSN 6645-00-230-4396
NSN 5930-01-341-4213
NSN 6240-01-140-0429
NSN 6685-01-068-4446
NSN 5950-01-343-8399
NSN 5996-01-549-3844