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Wearing Ring NSN 4320-00-555-1536

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 4320-00-555-1536 NSN: 4320-00-555-1536

Features and Characteristics

Body Style
Plain
Counterbore Diameter
0.438 inches
Counterbore Depth
0.250 inches
Overall Length
0.750 inches
Bolt Circle Diameter
5.375 inches
Body Outside Diameter
5.997 inches
Body Inside Diameter
4.687 inches
Unthreaded Mounting Hole Diameter
0.281 inches
Bolt Hole Quantity
2
Corner Shape
Square all corners
Surface Finish
125.0 microinches all surfaces
Material
Copper alloy
FSC
4320 Power And Hand Pumps
NIIN
005551536
NSN
4320005551536

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CS4320-0355
Cage Code:
16236
Status:
A
MSDS:
Part Number:
A0NI2588X1US
Cage Code:
16062
Status:
A
MSDS:
Part Number:
GCP384PC46A
Cage Code:
16062
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 4320-00-555-1536
What are the manufacturers of nsn 4320005551536?
Does this nsn 4320005551536 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320005551536
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 4320005551536 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320005551536 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320005551536?
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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