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Wearing Ring NSN 4320-00-398-6307

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 4320-00-398-6307 NSN: 4320-00-398-6307

Features and Characteristics

Body Style
External flange
Overall Length
0.812 inches
Flange Diameter
Between 7.672 inches and 7.702 inches
Body Outside Diameter
Between 7.248 inches and 7.250 inches
Body Inside Diameter
Between 6.740 inches and 6.751 inches
Left Side Flange Thickness
0.250 inches
Corner Shape
Square all corners
Surface Finish
125.0 microinches all surfaces
Material
Copper alloy
FSC
4320 Power And Hand Pumps
NIIN
003986307
NSN
4320003986307

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CA6363-26-1
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA6363PC26
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA7218PC25US
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 4320-00-398-6307
What are the manufacturers of nsn 4320003986307?
Does this nsn 4320003986307 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320003986307
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 4320003986307 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320003986307 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320003986307?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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