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Lift-check Valve NSN 4820-01-432-7698

Item Description

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

NSN 4820-01-432-7698 NSN: 4820-01-432-7698

Features and Characteristics

Pipe Size Accommodated
1.000 inches all ends
Flow Control Device
Disk
Bonnet Type
Packing retaining
Maximum Operating Temp
250.0 degrees fahrenheit single response
Minimum Operating Temp
28.0 degrees fahrenheit
End Application
Navy weapons systems jg, seawolf class ssn
Connection Style
Socket (pipe) all ends
Valve Operation Method
Manual
Connection Type
Unthreaded internal pipe all ends
Mounting Position
Vertical
Material
Rubber fluorocarbon class fpm packing
Material Specification
Qq-n-281 class a form 2 federal specification single material response body
Style Designator
Straight thru
Furnished Items And Quantity
1 cap
FSC
4820 Nonpowered Valves
NIIN
014327698
NSN
4820014327698

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
803-6397434-144121
Cage Code:
53711
Status:
A
MSDS:
Part Number:
211032730
Cage Code:
53711
Status:
A
MSDS:
Part Number:
6397434
Cage Code:
53711
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481309000
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of materials other than copper, iron or steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-432-7698
What are the manufacturers of nsn 4820014327698?
Does this nsn 4820014327698 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014327698
A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. in the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. in the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. the valve disk may be spring loaded. see also valve, stop-check and valve, stop-lift-check.
Does nsn 4820014327698 contain any precious metals?
No precious metal content.
Does nsn 4820014327698 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014327698?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
27828
FIIG:
A530B0
App. Key:
Cond. Code:
1
Status:
A

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