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Wearing Ring NSN 4320-00-107-3272

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 4320-00-107-3272 NSN: 4320-00-107-3272

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Features and Characteristics

Body Style
External flange
Chamfer Length
0.188 inches outside left corner
Overall Length
0.750 inches
Flange Diameter
2.938 inches
Body Outside Diameter
2.750 inches
Body Inside Diameter
2.328 inches
Left Side Flange Thickness
0.141 inches
End Application
Ingersoll rand pump model 3ha7
Corner Shape
Square outside right corner
Chamfer Angle
45.0 degrees outside left corner
Material
Copper alloy
Material Specification
Mil-b-1626 military specification single material response
FSC
4320 Power And Hand Pumps
NIIN
001073272
NSN
4320001073272

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
Y237D357AX6
Cage Code:
88032
Status:
A
MSDS:
Part Number:
Y-242158
Cage Code:
88032
Status:
A
MSDS:
Part Number:
Y24215
Cage Code:
88032
Status:
A
MSDS:
Part Number:
Y237D357AX6QQC390
Cage Code:
30760
Status:
A
MSDS:
Part Number:
Y242158REVB
Cage Code:
30760
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 4320-00-107-3272
What are the manufacturers of nsn 4320001073272?
Does this nsn 4320001073272 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320001073272
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 4320001073272 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320001073272 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320001073272?
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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