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Safety Relief Valve NSN 4820-01-440-1513

Item 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.

NSN 4820-01-440-1513 NSN: 4820-01-440-1513

Features and Characteristics

Pipe Size Accommodated
0.500 inches all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit 2nd response
End Application
Nimitz class cvn
Connection Style
Socket with brazing ring err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Adjustable Pressure Range
+45.0/+55.0 pounds per square inch
Maximum Operating Pressure
400.0 pounds per square inch 1st response
Special Features
Valve type 1741-t
Material
Nickel alloy flow control device
Media For Which Designed
Water-oil-gas 2nd response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
014401513
NSN
4820014401513

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
20213R01R0045
Cage Code:
15187
Status:
A
MSDS:
Part Number:
20213 ASSY 20213HM41M
Cage Code:
01343
Status:
A
MSDS:
Part Number:
20213HM41M
Cage Code:
01343
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481400000
  • NAICS: 332911
  • SITC: 74740
  • Description: Safety or relief valves
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-440-1513
What are the manufacturers of nsn 4820014401513?
Does this nsn 4820014401513 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014401513
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.
Does nsn 4820014401513 contain any precious metals?
No precious metal content.
Does nsn 4820014401513 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014401513?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
App. Key:
AP
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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