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Wearing Ring NSN 4320-01-050-7392

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 4320-01-050-7392 NSN: 4320-01-050-7392

Features and Characteristics

Body Style
Grooved
Hole Diameter
0.190 inches
Counterbore Diameter
5.270 inches
Counterbore Depth
0.188 inches
Groove Depth
0.031 inches
Groove Width
0.094 inches
Overall Length
0.688 inches
Body Outside Diameter
5.737 inches
Body Inside Diameter
5.250 inches
Bolt Hole Quantity
3
Groove Quantity
3
Countersink Diameter
Any acceptable
Corner Shape
Square all corners
Countersink Angle
Any acceptable
Material
Copper alloy and nickel alloy
FSC
4320 Power And Hand Pumps
NIIN
010507392
NSN
4320010507392

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
55-22009-19OS
Cage Code:
52081
Status:
A
MSDS:
Part Number:
55-22009-19
Cage Code:
52081
Status:
A
MSDS:
Part Number:
RGF-B35A
Cage Code:
52081
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 4320-01-050-7392
What are the manufacturers of nsn 4320010507392?
Does this nsn 4320010507392 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320010507392
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 4320010507392 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320010507392 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320010507392?
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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