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Wearing Ring NSN 4320-00-771-9444

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 4320-00-771-9444 NSN: 4320-00-771-9444

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Features and Characteristics

Overall Length
1.188 inches
Body Inside Diameter
4.000 inches
Left Side Flange Thickness
0.188 inches
Distance Below Centerline
0.156 inches
Material
Copper alloy
FSC
4320 Power And Hand Pumps
NIIN
007719444
NSN
4320007719444

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
C203A
Cage Code:
63857
Status:
A
MSDS:
Part Number:
R758PC4A
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 4320-00-771-9444
What are the manufacturers of nsn 4320007719444?
Does this nsn 4320007719444 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320007719444
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 4320007719444 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320007719444 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320007719444?
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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