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Safety Relief Valve NSN 4820-01-181-3547

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 4820-01-181-3547 NSN: 4820-01-181-3547

Features and Characteristics

Pipe Size Accommodated
0.500 inches all ends
Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Union
Disk Loading Method
Spring
Connection Style
Socket with brazing ring err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Adjustable Pressure Range
+110.0/+140.0 pounds per square inch
Maximum Operating Pressure
350.0 pounds per square inch 1st response
Material
Steel comp 316 stem
Style Designator
Err-090
Furnished Items And Quantity
2 tailpiece and 2 nut
FSC
4820 Nonpowered Valves
NIIN
011813547
NSN
4820011813547

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
NMP-110 101 T0
Cage Code:
75954
Status:
A
MSDS:
Part Number:
BAMAA07SCC
Cage Code:
5P967
Status:
A
MSDS:
Part Number:
L-2120-C 1/2 INCH
Cage Code:
15187
Status:
A
MSDS:
Part Number:
L2120
Cage Code:
15187
Status:
A
MSDS:
Part Number:
NMP-110 1/2IN 101 TO 140 PSI
Cage Code:
15187
Status:
A
MSDS:
Part Number:
NMP-110 101 TO 140PSI
Cage Code:
75954
Status:
A
MSDS:
Part Number:
D50UU-101T140-1/2INCH
Cage Code:
65079
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 4820-01-181-3547
What are the manufacturers of nsn 4820011813547?
Does this nsn 4820011813547 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011813547
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 4820011813547 contain any precious metals?
No precious metal content.
Does nsn 4820011813547 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011813547?
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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  •   Quality Inspected Parts
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