National Item Identification Number

01-159-5881
011595881
4820-01-159-5881
4820-01-159-5881

National Stock Number

Item Name

VALVE,SAFETY RELIEF

Federal Supply Class

4820

Description

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Commercial and Government Entity Code (Supplier Data)

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00742

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AIR PRODUCTS AND CHEMICALS INC.
DBA AIR PRODUCTS
7201 HAMILTON BLVD
ALLENTOWN
PA
18195
610-481-6333

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Reference Numbers (Part Numbers)

4931050063

Required Categories

MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
VALVE OPERATION METHOD
CONNECT

Required Description

IRON BODY
COPPER ALLOY FLOW CONTROL DEVICE
C1 ANGLE
DISK
AUTOMATIC
FLANGE 1