National Item Identification Number
00-438-6638
004386638
4820-00-438-6638
4820-00-438-6638
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)
23724
RUTHMAN PUMP AND ENGINEERING INC
DBA FULFLO SPECIALTIES CO DIV FULFLO
459 E FANCY ST
BLANCHESTER
OH
45107
937-783-2411
61790
ASTEC INDUSTRIES INC
DBA ASTEC INC
4101 JEROME AVE
CHATTANOOGA
TN
37421
423-867-4210
Reference Numbers (Part Numbers)
PFRVA1
PFRVD1
VB4
30V68
30V68
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
VALVE OPERATION METHOD
CONNECT
Required Description
COPPER ALLOY BODY
C1 ANGLE
PISTON
AUTOMATIC
THREADED INTERNAL PIPE ALL ENDS;