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Restrictor Check Valve NSN 4820-01-297-6634

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 4820-01-297-6634 NSN: 4820-01-297-6634

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Piston
Maximum Operating Temp
275.0 degrees fahrenheit single response
Minimum Operating Temp
-65.0 degrees fahrenheit
Connection Type
Threaded external tube all ends
Maximum Operating Pressure
4000.0 pounds per square inch single response
Special Features
Valve operation method: hydraulic
Material
Stainless steel body
Material Specification
Ams5659 assn standard single material response body
Media For Which Designed
Hydraulic fluid, petroleum base single response
Style Designator
Straight thru
FSC
4820 Nonpowered Valves
NIIN
012976634
NSN
4820012976634

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
DAA3221P604-129
Cage Code:
81205
Status:
A
MSDS:
Part Number:
9R3394
Cage Code:
99240
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 4820-01-297-6634
What are the manufacturers of nsn 4820012976634?
Does this nsn 4820012976634 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012976634
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 4820012976634 contain any precious metals?
No precious metal content.
Does nsn 4820012976634 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012976634?
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

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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