National Item Identification Number

01-233-8959
012338959
4820-01-233-8959
4820-01-233-8959

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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16497

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DRESSER INC.
DBA DRESSER EQUIPMENT GROUP DIV
HWY 3225 AT LA HWY 167 N
ALEXANDRIA
LA
71309
318-640-6031

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16497

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DRESSER INC.
DBA DRESSER EQUIPMENT GROUP DIV
HWY 3225 AT LA HWY 167 N
ALEXANDRIA
LA
71309
318-640-6031

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Reference Numbers (Part Numbers)

1543-1-F
1543F-1IN5T250PSI

Required Categories

MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
MAXIM

Required Description

COPPER ALLOY OVERALL
C1 ANGLE
DISK
AIR 1ST RESPONSE
GAS, INERT 2ND RESPONSE;