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Wearing Ring NSN 4320-01-505-9440

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 4320-01-505-9440 NSN: 4320-01-505-9440

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Features and Characteristics

Body Outside Diameter
8.460 inches
Body Inside Diameter
6.000 inches
End Application
Pump ctfg, wsd: nimitz class cvn
Special Features
Material: duplex ss., thickness: 0.50 in., od step of 7.19 in., id step of 6.38
Material
Stainless steel
Material Specification
Astgm-a276 assn standard single material response
FSC
4320 Power And Hand Pumps
NIIN
015059440
NSN
4320015059440

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
250-2405001C506
Cage Code:
10941
Status:
A
MSDS:
Part Number:
999-246B-0-01 ITEM NO.250
Cage Code:
10941
Status:
A
MSDS:
Part Number:
999-246B-0-01
Cage Code:
10941
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 4320-01-505-9440
What are the manufacturers of nsn 4320015059440?
Does this nsn 4320015059440 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320015059440
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 4320015059440 contain any precious metals?
No precious metal content.
Does nsn 4320015059440 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320015059440?
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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