4320-00-564-6709

Find complete technical information, availability, and procurement data for: 4320-00-564-6709
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-564-6709

Item Name Code

22534

Assigment Date

01/01/1963 (63 years ago)

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.

0.594 inches nominal counterbore diameter, plain w/internal flange body style, 1.812 inches nominal overall length, 0.125 inches nominal counterbore depth, 4.125 inches nominal bolt circle diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Style: plain w/internal flange
Counterbore Diameter: 0.594 inches nominal
Counterbore Depth: 0.125 inches nominal
Overall Length: 1.812 inches nominal
Bolt Circle Diameter: 4.125 inches nominal
Flange Diameter: 5.125 inches nominal
Body Outside Diameter: 3.672 inches minimum and 3.673 inches maximum
Body Inside Diameter: 3.188 inches nominal
Corner Radius: 0.094 inches nominal inside right corner
Left Side Flange Thickness: 0.560 inches minimum and 0.564 inches maximum
Bolt Hole Quantity: 3
End To Flange Distance: 1.126 inches nominal
Internal Flange Inside Diameter: 3.062 inches nominal
Internal Flange Width: 0.219 inches nominal
Corner Shape: round inside right corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square outside right corner
Mounting Hole Thread Series Designator: unc
Mounting Hole Nominal Thread Size: 0.375 inches
Surface Finish: 63.0 microinches all surfaces
Material: steel corrosion resisting

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
3261368	Wearing Ring
4010-00001	Wearing Ring
F70PC10	Wearing Ring

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4320-00-564-6709?

The FSCG of the NSN 4320-00-564-6709 is 4320

Does the NSN 4320-00-564-6709 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-564-6709 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4320-00-564-6709 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-564-6709 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4320-00-564-6709 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963