ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Safety Relief Valve NSN 4820-00-287-3139

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 4820-00-287-3139 NSN: 4820-00-287-3139

  Provided with every order

  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   On Time Delivery
  •   HAZMAT Certified
  •   Worldwide Shipping

Get a Quote

Get an up to date price on nsn 4820002873139
Quantity
Email quote to
Phone Number
Company
Your Name
Privacy    Terms

Features and Characteristics

Pipe Size Accommodated
1.000 inches 1st end
Flow Control Device
Disk
Disk Loading Method
Spring
Valve Discharge Flow Rate
93.0 pounds per hour
Maximum Operating Temp
800.0 degrees fahrenheit single response
Minimum Operating Temp
401.0 degrees fahrenheit
Connection Style
Socket err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Adjustable Pressure Range
+33.0/+55.0 pounds per square inch
Maximum Operating Pressure
2000.0 pounds per square inch single response
Opening Pressure Setting
50.0 pounds per square inch
Special Features
W/lifting lever and inconel spring
Material
Steel comp 410 stem
Material Specification
Astm a479 assn standard single material response flow control device
Media For Which Designed
Steam single response
Style Designator
Angle
Nondefinitive Specification/std Data
A-1 type and c class
FSC
4820 Nonpowered Valves
NIIN
002873139
NSN
4820002873139

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1990T-1/2X1-36-50PSI
Cage Code:
16497
Status:
A
MSDS:
Part Number:
1990
Cage Code:
16497
Status:
A
MSDS:
Part Number:
1990T-1/21 35-50PSI
Cage Code:
16497
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 4820-00-287-3139
What are the manufacturers of nsn 4820002873139?
Does this nsn 4820002873139 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002873139
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 4820002873139 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820002873139 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002873139?
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

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo