National Item Identification Number

00-052-4106
000524106
4820-00-052-4106
4820-00-052-4106

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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91816

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Reference Numbers (Part Numbers)

D559A1M100

Required Categories

MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
STYLE DESIGNA

Required Description

ALUMINUM BODY
STEEL COMP 302 FLOW CONTROL DEVICE
ALUMINUM SEAT
FEDSTD66,AISI3