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Wearing Ring NSN 4320-00-398-6443

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 4320-00-398-6443 NSN: 4320-00-398-6443

Features and Characteristics

Body Style
External flange
Overall Length
0.688 inches
Flange Diameter
Between 5.448 inches and 5.500 inches
Body Outside Diameter
4.000 inches
Body Inside Diameter
Between 3.387 inches and 3.388 inches
Left Side Flange Thickness
0.438 inches
Corner Shape
Square all corners
Special Features
One 0.250 in. Hole onouter periphery
Material
Nickel alloy
FSC
4320 Power And Hand Pumps
NIIN
003986443
NSN
4320003986443

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CA6886-23-1
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 4320-00-398-6443
What are the manufacturers of nsn 4320003986443?
Does this nsn 4320003986443 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320003986443
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 4320003986443 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320003986443 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320003986443?
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
  •   Quality Inspected Parts
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