4320-00-672-7504

Find complete technical information, availability, and procurement data for: 4320-00-672-7504
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-672-7504

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.

0.375 inches nominal left side flange thickness, 11.621 inches minimum and 11.623 inches maximum body outside diameter, 0.750 inches nominal inside right corner corner radius, 8.875 inches minimum and 8.878 inches maximum body inside diameter, 1.750 inches nominal overall length

Product Characteristics

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

Overall Length: 1.750 inches nominal
Body Outside Diameter: 11.621 inches minimum and 11.623 inches maximum
Body Inside Diameter: 8.875 inches minimum and 8.878 inches maximum
Corner Radius: 0.750 inches nominal inside right corner
Left Side Flange Thickness: 0.375 inches nominal
Right Side Flange Thickness: 0.375 inches nominal
Distance Between Flanges: 1.005 inches minimum and 1.007 inches maximum
Internal Flange Inside Diameter: 7.625 inches nominal
Internal Flange Width: 0.375 inches nominal
Smallest External Anchor Flange Radius: 6.031 inches nominal
Largest External Anchor Flange Radius: 6.281 inches nominal
Distance Below Centerline: 0.094 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
Surface Finish: 125.0 microinches all surfaces
Special Features: grooved on external flange 0.750 in. dia by 1.375 in. deep with 0.312 in. radius at closed end on a 10.250 in. dia center line of groove
Material: copper alloy

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
17095P	Wearing Ring
918739-01	Wearing Ring
RY118739	Wearing Ring

FAQs

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

What is the FSCG of the NSN 4320-00-672-7504?

The FSCG of the NSN 4320-00-672-7504 is 4320

Does the NSN 4320-00-672-7504 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-672-7504 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 4320-00-672-7504 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-672-7504 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 4320-00-672-7504 was assigned to the Federal Catalog?

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