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Wearing Ring NSN 4320-00-956-3030

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 4320-00-956-3030 NSN: 4320-00-956-3030

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Features and Characteristics

Body Style
Plain
Overall Length
0.992 inches
Body Outside Diameter
Between 2.309 inches and 2.310 inches
Body Inside Diameter
Between 1.935 inches and 1.936 inches
Corner Shape
Square all corners
Surface Finish
63.0 microinches inside
Special Features
Over-sized
Material
Copper alloy 922
FSC
4320 Power And Hand Pumps
NIIN
009563030
NSN
4320009563030

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
OS8-01N-A01-253
Cage Code:
10941
Status:
A
MSDS:
Part Number:
A-0S8-01N-A-01
Cage Code:
10941
Status:
A
MSDS:
Part Number:
A-0S8-01N-A-01-253
Cage Code:
10941
Status:
A
MSDS:
Part Number:
A1 1-4NL2A10S
Cage Code:
10941
Status:
A
MSDS:
Part Number:
A1 1-4NL2A10S253
Cage Code:
10941
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 4320-00-956-3030
What are the manufacturers of nsn 4320009563030?
Does this nsn 4320009563030 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320009563030
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 4320009563030 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320009563030 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320009563030?
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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