National Item Identification Number
00-052-5513
000525513
4310-00-052-5513
4310000525513
National Stock Number
Item Name
RING,PISTON
Federal Supply Class
4310
Description
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.
Commercial and Government Entity Code (Supplier Data)
73030
Reference Numbers (Part Numbers)
725672-1
Required Categories
MATERIAL
CROSS-SECTIONAL SHAPE STYLE
RING STYLE
RADIAL WALL THICKNESS
OVERAL
Required Description
COPPER ALLOY AND
PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
A1 PLAIN RECTANGULAR,