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Safety Relief Valve NSN 4820-01-506-3687

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 4820-01-506-3687 NSN: 4820-01-506-3687

Features and Characteristics

Valve Operation Method
Automatic
Connection Type
Flange all ends
Flange Face Design
Raised straight all ends
Part Name Assigned By Controlling Agency
Safety relief valve
Special Features
3l4 valve size (3" inlet x 2.853 square inch in area orifice x 4" outlet); 150x150 raised-face flanges; packed lifting lever (type d) cap; liquid trim w/ buno o-ring seat, k-monel bolting, and inconel spring, body and bonnet per asme sb148 uns c95200.
Material
Rubber butadiene-acrylonitrile class nbr seat
Media For Which Designed
Liquid single response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
015063687
NSN
4820015063687

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3L4 JLT-JOS-15D
Cage Code:
01343
Status:
A
MSDS:
Part Number:
3L4 JLT-JOS-15D/84349000
Cage Code:
15187
Status:
A
MSDS:
Part Number:
84349000
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 4820-01-506-3687
What are the manufacturers of nsn 4820015063687?
Does this nsn 4820015063687 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015063687
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 4820015063687 contain any precious metals?
No precious metal content.
Does nsn 4820015063687 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015063687?
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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