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Wearing Ring NSN 4320-00-275-9374

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 4320-00-275-9374 NSN: 4320-00-275-9374

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Features and Characteristics

Body Style
External and internal flange
Counterbore Diameter
10.875 inches
Counterbore Depth
1.569 inches
Hole Depth
0.500 inches
Overall Length
1.992 inches
Bolt Circle Diameter
13.000 inches
Flange Diameter
13.999 inches
Body Outside Diameter
12.000 inches
Body Inside Diameter
9.750 inches
Left Side Flange Thickness
1.000 inches
Unthreaded Mounting Hole Diameter
0.558 inches
Bolt Hole Quantity
6
End To Flange Distance
0.879 inches
Internal Flange Inside Diameter
9.625 inches
Internal Flange Width
9.750 inches
Corner Shape
Square all corners
Material
Nickel alloy
FSC
4320 Power And Hand Pumps
NIIN
002759374
NSN
4320002759374

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
962470-1PH
Cage Code:
93232
Status:
A
MSDS:
Part Number:
10202-1
Cage Code:
54402
Status:
A
MSDS:
Part Number:
RY-162470
Cage Code:
93232
Status:
A
MSDS:
Part Number:
962470PH
Cage Code:
93232
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 4320-00-275-9374
What are the manufacturers of nsn 4320002759374?
Does this nsn 4320002759374 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320002759374
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 4320002759374 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320002759374 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320002759374?
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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