1478-3-4IN300PSI

Safety Relief Valve

NSN 4820-01-015-1297

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
010151297

Product Technical Spec.

Pipe Size Accommodated:
0.750 inches 1st end
Pipe Size Accommodated:
0.750 inches 2nd end
Thread Direction:
Right-hand 2nd end
Thread Direction:
Right-hand 1st end
Bonnet Type:
Inside spring
Disk Loading Method:
Spring
Maximum Operating Temp:
406.0 degrees fahrenheit 1st response
Maximum Operating Temp:
406.0 degrees fahrenheit 2nd response
Connection Style:
G46b plain (pipe) 2nd end
Connection Style:
G9 plain, optional en (pipe) 1st end
Connection Type:
Threaded external pipe 2nd end
Connection Type:
Threaded internal pipe 1st end
Maximum Operating Pressure:
300.0 pounds per square inch 1st response
Maximum Operating Pressure:
300.0 pounds per square inch 2nd response
Material:
Copper alloy seat
Material:
Copper alloy stem
Material:
Copper alloy body
NSN:
4820-01-015-1297
Item Name:
Safety Relief Valve,transducer
Cage Code:
94611

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

Part Identification

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

Part Materials

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

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Transducer Safety Relief Valve"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION National Aeronautics and Space Administration
DSOR:
Import / Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Safety or relief valves


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