National Item Identification Number
01-138-8527
011388527
4820-01-138-8527
4820-01-138-8527
National Stock Number
Item Name
VALVE,SAFETY RELIEF
Federal Supply Class
4820
Referenced on: http://www.tpub.com/content/diving/TM-5-4220-225-24P/css/TM-5-4220-225-24P_91.htmDescription
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)
91816
NSN (National Stock Number) 4820-01-138-8527, 4820011388527 NIIN (National Identification Number) 01-138-8527, 011388527
Part Numbers (Reference Numbers)
559B-1M-2
592-4759200 FIND 17
592-4759220
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP
VALVE O
Required Description
COPPER ALLOY BODY
C6 STRAIGHT THRU
POPPET
250.0 DEG FAHRENHEIT SINGLE RESPONS