National Item Identification Number

00-016-1012
000161012
3040-00-016-1012
3040000161012

National Stock Number

Item Name

RING,PISTON

Federal Supply Class

3040

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)

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59364

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99193

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Reference Numbers (Part Numbers)

664760
664760

Required Categories

MATERIAL
CROSS-SECTIONAL SHAPE STYLE
JOINT STYLE
RING STYLE
RADIAL WALL THIC

Required Description

CARBON EXPANDER
A8 INSIDE BEVEL, UPPER, STRAIGHT FACE
1 VERTICAL JOINT
1 CONC