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Wearing Ring NSN 4320-01-009-5919

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 4320-01-009-5919 NSN: 4320-01-009-5919

Features and Characteristics

Body Style
Grooved w/internal and external flange
Groove Depth
0.125 inches
Groove Width
0.190 inches
Overall Length
0.875 inches
Body Outside Diameter
Between 7.499 inches and 7.500 inches
Body Inside Diameter
Between 6.526 inches and 6.528 inches
Corner Radius
0.250 inches inside right corner
End To Flange Distance
0.325 inches
Distance From End To Groove Center
0.157 inches
Internal Flange Inside Diameter
5.375 inches
Internal Flange Width
0.312 inches
Center Flange Thickness
Between 0.172 inches and 0.177 inches
Smallest External Anchor Flange Radius
Between 3.985 inches and 4.000 inches
Largest External Anchor Flange Radius
Between 4.235 inches and 4.250 inches
Distance Below Centerline
0.062 inches
Corner Shape
Round inside right corner
Material
Nickel alloy
Material Specification
Qq-n-288 federal specification all material responses
FSC
4320 Power And Hand Pumps
NIIN
010095919
NSN
4320010095919

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
NA1289
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 4320-01-009-5919
What are the manufacturers of nsn 4320010095919?
Does this nsn 4320010095919 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320010095919
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 4320010095919 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320010095919 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320010095919?
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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