Model: B5454-300-1/2 IN

Safety Relief Valve

Properties:

Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Diaphragm
Disk Loading Method
Spring
Connection Style
G42 flared (tube) 1st end
Connection Style
G9 plain, optional en (pipe) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 1st end
Connection Type
Threaded internal pipe 2nd end
Maximum Operating Pressure
300.0 pounds per square inch single response
Thread Size
0.500 inches 2nd end
Thread Size
0.625 inches 1st end
Material
Copper alloy body
Material
Rubber synthetic flow control device
Material
Rubber synthetic seat
Material Specification
Astm b124 assn standard all material responses body
Media For Which Designed
Refrigerant 12 single response
Thread Series Designator
Npt 2nd end
Thread Series Designator
Npt 1st end
NSN
4820-01-145-0081
Part Number
B5454-300-1/2 IN
Description
Valve,safety Relief
CAGE
28193

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 B5454-300-1/2 IN NSN 4820-01-145-0081

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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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