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Wearing Ring NSN 4320-01-292-3650

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 4320-01-292-3650 NSN: 4320-01-292-3650

Features and Characteristics

Body Style
Plain
Overall Length
0.375 inches
Body Outside Diameter
Between 2.751 inches and 2.752 inches
Body Inside Diameter
Between 2.262 inches and 2.264 inches
Corner Shape
Square all corners
Surface Finish
125.0 microinches all surfaces
Special Features
1 hole on left outside corner, 10-24 nc thd 0.250 in. Deep
Material
Copper alloy 934
Material Specification
Mil-b-16261, grade 2 military specification single material response
FSC
4320 Power And Hand Pumps
NIIN
012923650
NSN
4320012923650

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CA8128-7
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA9374 PIECE 7
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA9374
Cage Code:
83130
Status:
A
MSDS:
Part Number:
CA9375
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 4320-01-292-3650
What are the manufacturers of nsn 4320012923650?
Does this nsn 4320012923650 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320012923650
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 4320012923650 contain any precious metals?
No precious metal content.
Does nsn 4320012923650 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320012923650?
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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