National Item Identification Number

01-378-3794
013783794
3040-01-378-3794
3040013783794

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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71687

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DOVER CORPORATION
DBA AIRTOMIC DIV SARGENT
2540 CENTENNIAL BLVD
JEFFERSONVILLE
IN
47130
812-218-9419

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Reference Numbers (Part Numbers)

ABM21331-2

Required Categories

MATERIAL
CROSS-SECTIONAL SHAPE STYLE
JOINT STYLE
RING STYLE

Required Description

RUBBER SYNTHETIC OVERALL
A1 PLAIN RECTANGULAR, STRAIGHT FACE
1 VERTICAL JOINT;