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

Safety Relief Valve NSN 4820-00-453-5518

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 4820-00-453-5518 NSN: 4820-00-453-5518

Features and Characteristics

Pipe Size Accommodated
0.250 inches 1st end
Thread Direction
Right-hand all ends
Flow Control Device
Ball
Bonnet Type
Inside screw
Bonnet Attachment Method
Integral
Disk Loading Method
Spring
Connection Style
Plain, optional en (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Features Provided
Pressure tight outlet side
Adjustable Pressure Range
+0.0/+75.0 pounds per square inch
Maximum Operating Pressure
1500.0 pounds per square inch 2nd response
Thread Size
0.250 inches all ends
Material
Stainless steel flow control device
Media For Which Designed
Oil, hydraulic 2nd response
Style Designator
Straight thru
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
004535518
NSN
4820004535518

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
RA20B5
Cage Code:
83891
Status:
A
MSDS:
Part Number:
PD14038-07
Cage Code:
92029
Status:
A
MSDS:
Part Number:
RA20BK2
Cage Code:
92029
Status:
A
MSDS:
Part Number:
120B149H01
Cage Code:
97942
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 4820-00-453-5518
What are the manufacturers of nsn 4820004535518?
Does this nsn 4820004535518 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004535518
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 4820004535518 contain any precious metals?
No precious metal content.
Does nsn 4820004535518 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004535518?
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