Wearing Ring NSN 4320-01-439-8351

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: 4320-01-439-8351

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Features and Characteristics

Body Style

External locking flange

Chamfer Length

0.035 inches inside right corner and 0.055 inches inside right corner

Overall Length

Between 0.995 inches and 1.005 inches

Body Outside Diameter

Between 9.245 inches and 9.250 inches

Body Inside Diameter

Between 8.125 inches and 8.130 inches

Left Side Flange Thickness

Between 0.245 inches and 0.250 inches

Right Side Flange Thickness

Between 0.245 inches and 0.250 inches

Distance Between Flanges

Between 0.500 inches and 0.510 inches

End To Flange Distance

Between 0.750 inches and 0.755 inches

Smallest External Anchor Flange Radius

Between 4.515 inches and 4.545 inches

Largest External Anchor Flange Radius

Between 4.870 inches and 4.880 inches

Distance Below Centerline

Between 0.120 inches and 0.130 inches

Distance From End

Between 0.031 inches and 0.041 inches

Corner Shape

Square outside right corner

Chamfer Angle

45.0 degrees inside right corner

Special Features

Material is made of composite plastic

Material

Plastic

FSC

4320 Power And Hand Pumps

NIIN

014398351

NSN

4320014398351

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

80-8219

Cage Code:

09647

Status:

MSDS:

Part Number:

0654C0552S902A

Cage Code:

63857

Status:

MSDS:

Part Number:

080-08082-000US

Cage Code:

09647

Status:

MSDS:

Part Number:

CS4320-SR-0731

Cage Code:

16236

Status:

MSDS:

Part Number:

80-8082US

Cage Code:

09647

Status:

MSDS:

Part Number:

0654C0552S901A

Cage Code:

63857

Status:

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 4320-01-439-8351

What are the manufacturers of nsn 4320014398351?

Does this nsn 4320014398351 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4320014398351
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 4320014398351 contain any precious metals?
No precious metal content.

Does nsn 4320014398351 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4320014398351?
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:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service