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Wearing Ring NSN 4320-00-343-6172

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 4320-00-343-6172 NSN: 4320-00-343-6172

Features and Characteristics

Body Style
Internal and external flange
Overall Length
1.000 inches
Flange Diameter
9.125 inches
Body Outside Diameter
Between 8.748 inches and 8.750 inches
Body Inside Diameter
Between 5.486 inches and 5.491 inches
Corner Radius
0.188 inches inside right corner
End To Flange Distance
0.344 inches
Internal Flange Inside Diameter
4.125 inches
Internal Flange Outside Diameter
Between 4.507 inches and 4.512 inches
Internal Flange Width
0.938 inches
Internal Flange Lip Width
0.563 inches
Center Flange Thickness
Between 0.310 inches and 0.312 inches
Positioning Lug Width
0.188 inches
Positioning Lug Length
0.312 inches
Corner Shape
Square outside right corner
Surface Finish
125.0 microinches all surfaces
Material
Copper alloy
FSC
4320 Power And Hand Pumps
NIIN
003436172
NSN
4320003436172

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CS4320-0036
Cage Code:
16236
Status:
A
MSDS:
Part Number:
CA6340PC25US
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA6351PC23US
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA6234PC26US
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA6495PC23-1
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA6493-23-1
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA7128PC23US
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA7132PC23US
Cage Code:
83130
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 4320-00-343-6172
What are the manufacturers of nsn 4320003436172?
Does this nsn 4320003436172 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320003436172
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 4320003436172 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320003436172 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320003436172?
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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