Model: AB44-07

Safety Relief Valve

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Valve Discharge Flow Rate
1.5 gallons per minute
Renewable Seat Ring Type
Threaded
Maximum Operating Temp
160.0 degrees fahrenheit single response
Connection Style
G10a inverted flar (tube) all ends
Connection Style
Inverted flar (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal tube all ends
Features Provided
Pressure tight outlet side
Adjustable Pressure Range
+350.0/+700.0 pounds per square inch
Maximum Operating Pressure
400.0 pounds per square inch single response
Thread Size
0.437 inches all ends
Seat Angle
15.0 degrees all ends
Opening Pressure Setting
400.0 pounds per square inch
Outside Diameter Tube Accommodated
0.250 inches all ends
Material
Aluminum alloy body
Material
Stainless steel flow control device
Material
Stainless steel seat
Material
Stainless steel stem
Media For Which Designed
Oil single response
Style Designator
Angle
Thread Series Designator
Unf all ends
NSN
4820-00-541-4030
Part Number
AB44-07
Description
Valve,safety Relief
CAGE
49200

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 AB44-07 NSN 4820-00-541-4030

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:
--
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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