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Safety Relief Valve NSN 4820-01-313-8648

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 4820-01-313-8648 NSN: 4820-01-313-8648

Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Bolt Hole Quantity
8 1st end
Maximum Operating Temp
100.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
1.500 inches
Adjustable Pressure Range
+491.0/+546.0 pounds per square inch
Maximum Operating Pressure
3705.0 pounds per square inch single response
Outside Diameter
7.500 inches 1st end
Thickness
1.250 inches 2nd end
First Connection Face To Centerline Distance
6.000 inches
Bolt Hole Diameter
1.125 inches 2nd end
Second Connection Face To Centerline Distance
4.875 inches
Bolt Circle Diameter
5.875 inches 1st end
Flange Face Design
Raised straight all ends
Raised Face Height
0.250 inches 2nd end
Raised Face Diameter
4.125 inches 1st end
Material
Stainless steel stem
Media For Which Designed
Air 1st response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
013138648
NSN
4820013138648

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
D0-80F NMP-1195 491T546PSI
Cage Code:
15187
Status:
A
MSDS:
Part Number:
NMP-1195 D0-80F 491T546PSI
Cage Code:
15187
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 4820-01-313-8648
What are the manufacturers of nsn 4820013138648?
Does this nsn 4820013138648 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013138648
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 4820013138648 contain any precious metals?
No precious metal content.
Does nsn 4820013138648 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013138648?
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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