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

Gaseou Pressure Equalizing Valve NSN 4820-00-122-1121

Item Description

A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.

NSN 4820-00-122-1121 NSN: 4820-00-122-1121

Features and Characteristics

Body Material
Aluminum alloy
Maximum Operating Pressure
4.5 pounds per square inch
Outside Surface Treatment
Anodized
Body Style
Single connection, straight flow
Furnished Items
Manual unloader on vacuum side and nut and gasket and washer
Media For Which Designed
Air
First End Connection Type
Threaded external pipe
First End Style Designator
Plain
First End Pipe Size Accommodated
0.750 inches
First End Thread Direction
Right-hand
Seat Material
Aluminum alloy
Flow Control Device
Disk, flat
End Connection Quantity
1
Valve Venting Design Type
Atmospheric
Valve Relief Design Type
Pressure and vacuum
FSC
4820 Nonpowered Valves
NIIN
001221121
NSN
4820001221121

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
9220106-2
Cage Code:
19203
Status:
A
MSDS:
Part Number:
TA330-9220106-2
Cage Code:
08992
Status:
A
MSDS:
Part Number:
TA330-30-30R
Cage Code:
08992
Status:
A
MSDS:
Part Number:
TA330-9220106-2REVD
Cage Code:
08992
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481809050
  • NAICS: 332911
  • SITC: 74780
  • Description: Other taps, cocks, valves, etc., nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-122-1121
What are the manufacturers of nsn 4820001221121?
Does this nsn 4820001221121 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820001221121
A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. it is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. the center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. it may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. exclude valve, vacuum breaking.
Does nsn 4820001221121 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820001221121 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820001221121?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
10958
FIIG:
A07100
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