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Safety Relief Valve NSN 4820-01-514-6570

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 4820-01-514-6570 NSN: 4820-01-514-6570

Features and Characteristics

Bolt Hole Quantity
8 1st end
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
2.000 inches
Outside Diameter
7.5000 inches 2nd end
Thickness
0.940 inches 2nd end
First Connection Face To Centerline Distance
4.870 inches
Bolt Hole Diameter
0.750 inches 2nd end
Second Connection Face To Centerline Distance
5.000 inches
Bolt Circle Diameter
6.000 inches 2nd end
Flange Face Design
Plain 2nd end
Raised Face Height
0.250 inches 2nd end
Raised Face Diameter
4.250 inches 2nd end
Part Name Assigned By Controlling Agency
150 lb. Safety relief valve
Special Features
Valve size is for bottom inlet before nozzel installation; outlet size is 3 inchs.
Material
Stainless steel flow control device
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
015146570
NSN
4820015146570

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3000
Cage Code:
62654
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 4820-01-514-6570
What are the manufacturers of nsn 4820015146570?
Does this nsn 4820015146570 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015146570
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 4820015146570 contain any precious metals?
No precious metal content.
Does nsn 4820015146570 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015146570?
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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