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Wearing Ring NSN 4320-00-726-7946

Item Description

A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.

NSN 4320-00-726-7946 NSN: 4320-00-726-7946

Features and Characteristics

Body Style
External flange
Overall Length
0.312 inches
Flange Diameter
2.812 inches
Body Outside Diameter
2.438 inches
Body Inside Diameter
2.281 inches
Left Side Flange Thickness
0.125 inches
Corner Shape
Square all corners
Material
Copper alloy
FSC
4320 Power And Hand Pumps
NIIN
007267946
NSN
4320007267946

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
E88
Cage Code:
63857
Status:
A
MSDS:
Part Number:
N17551
Cage Code:
63857
Status:
A
MSDS:
Part Number:
R807REVAIT4
Cage Code:
63857
Status:
A
MSDS:
Part Number:
R808REVAIT4
Cage Code:
63857
Status:
A
MSDS:
Part Number:
R809REVBIT1B
Cage Code:
63857
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8413919520
  • NAICS: 333911
  • SITC: 74291
  • Description: Parts, nesoi, of pumps for liquids
  • End Use (Code 21100):
    Industrial engines

Q & A

Frequently asked questions for NSN 4320-00-726-7946
What are the manufacturers of nsn 4320007267946?
Does this nsn 4320007267946 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320007267946
A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. it is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. it may also be used as a diffuser ring in the suction and discharge throats of valves.
Does nsn 4320007267946 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320007267946 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320007267946?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22534
FIIG:
A19900
App. Key:
A
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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