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Wearing Ring NSN 4320-00-290-8516

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 4320-00-290-8516 NSN: 4320-00-290-8516

Features and Characteristics

Body Style
Internal and external flange
Overall Length
0.875 inches
Flange Diameter
Between 5.875 inches and 5.880 inches
Body Outside Diameter
Between 5.623 inches and 5.624 inches
Body Inside Diameter
Between 5.279 inches and 5.281 inches
Corner Radius
0.250 inches inside right corner
End To Flange Distance
Between 0.252 inches and 0.256 inches
Internal Flange Inside Diameter
4.000 inches
Internal Flange Width
0.625 inches
Center Flange Thickness
0.312 inches
Distance From Hole Center To Right Face
0.250 inches
Corner Shape
Square outside right corner
Material
Nickel alloy
FSC
4320 Power And Hand Pumps
NIIN
002908516
NSN
4320002908516

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CA9090-9-1NICU
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 4320-00-290-8516
What are the manufacturers of nsn 4320002908516?
Does this nsn 4320002908516 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320002908516
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 4320002908516 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320002908516 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320002908516?
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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