National Item Identification Number
00-287-4087
002874087
4820-00-287-4087
4820-00-287-4087
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)
16497
DRESSER INC.
DBA DRESSER EQUIPMENT GROUP DIV
HWY 3225 AT LA HWY 167 N
ALEXANDRIA
LA
71309
318-640-6031
38056
ASHCROFT INC
DBA DRESSER INSTRUMENTS DIV DRESSER
250 E MAIN ST
STRATFORD
CT
06614
203-385-0611
38056
ASHCROFT INC
DBA DRESSER INSTRUMENTS DIV DRESSER
250 E MAIN ST
STRATFORD
CT
06614
203-385-0611
Reference Numbers (Part Numbers)
VAL920
VAL920
1664
1664
1664SIZE1-860PSI
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
MAXIM
Required Description
COPPER ALLOY BODY
PLASTIC POLYAMIDE FLOW CONTROL DEVICE
COPPER ALLOY SEAT
COP