Model: 774609-100

Safety Relief Valve

Special Features:

Pop-off type

Properties:

Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Valve Discharge Flow Rate
20.0 cubic feet per minute
Maximum Operating Temp
250.0 degrees fahrenheit single response
Connection Style
G46b plain (pipe) all ends
Connection Style
Plain (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external pipe all ends
Features Provided
Pressure tight outlet side
Maximum Operating Pressure
200.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Opening Pressure Setting
100.0 pounds per square inch
Material
Aluminum alloy body
Material
Copper alloy seat
Material
Rubber flow control device
Material
Steel stem
Media For Which Designed
Refrigerant 12 2nd response
Media For Which Designed
Air 1st response
Media For Which Designed
Gas, inert 4th response
Media For Which Designed
Hydrogen 3rd response
Style Designator
Straight through note: to be used for valve bodies of one section only.
Thread Series Designator
Npt all ends
NSN
4820-00-715-6404
Part Number
774609-100
Description
Valve,safety Relief
CAGE
56232

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.

Part 774609-100 NSN 4820-00-715-6404

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Safety or relief valves

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