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Wearing Ring NSN 4320-01-016-3028

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 4320-01-016-3028 NSN: 4320-01-016-3028

Features and Characteristics

Body Style
Internal flange
Overall Length
1.188 inches
Body Outside Diameter
Between 5.003 inches and 5.004 inches
Body Inside Diameter
Between 4.406 inches and 4.408 inches
Corner Radius
0.188 inches inside right corner
End To Flange Distance
0.875 inches
Internal Flange Inside Diameter
3.938 inches
Internal Flange Outside Diameter
4.067 inches
Internal Flange Width
0.313 inches
Internal Flange Lip Width
0.125 inches
Corner Shape
Square outside right corner
Material
Iron
Material Specification
Qq-i-652, class 30 federal specification all material responses
FSC
4320 Power And Hand Pumps
NIIN
010163028
NSN
4320010163028

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3765A10011
Cage Code:
25567
Status:
A
MSDS:
Part Number:
3765
Cage Code:
25567
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 4320-01-016-3028
What are the manufacturers of nsn 4320010163028?
Does this nsn 4320010163028 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320010163028
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 4320010163028 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320010163028 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320010163028?
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
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