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

Restrictor Check Valve NSN 4820-00-035-6235

Item Description

A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

NSN 4820-00-035-6235 NSN: 4820-00-035-6235

Features and Characteristics

Thread Class
3b 2nd end
Thread Direction
Right-hand 1st end
Aperture Diameter
0.250 inches
Flow Control Device
Poppet
Disk Loading Method
Spring
Connection Style
Gasket seal (boss) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 2nd end
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches 2nd end
Seat Angle
37.0 degrees 1st end
Outside Diameter Tube Accommodated
0.250 inches 2nd end
Material
Steel flow control device
Material Specification
Mil-p-25732 military specification 2nd material response packing
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Straight thru
Thread Series Designator
Unjf 2nd end
FSC
4820 Nonpowered Valves
NIIN
000356235
NSN
4820000356235

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
K1251MD4-22
Cage Code:
55469
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481302090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-035-6235
What are the manufacturers of nsn 4820000356235?
Does this nsn 4820000356235 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000356235
A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. it does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Does nsn 4820000356235 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820000356235 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000356235?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
20520
FIIG:
A530B0
App. Key:
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