National Item Identification Number

01-171-4390
011714390
4820-01-171-4390
4820-01-171-4390

National Stock Number

Item Name

VALVE,CHECK

Federal Supply Class

4820

Description

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Commercial and Government Entity Code (Supplier Data)

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62983

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62983

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Reference Numbers (Part Numbers)

4CG-06-DA-20
4CG-06-DA-21

Required Categories

MATERIAL
FLOW CONTROL DEVICE
VALVE OPERATION METHOD

Required Description

IRON AND
STEEL BODY
DISK
AUTOMATIC