4320-00-140-4459

Find complete technical information, availability, and procurement data for: 4320-00-140-4459
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-140-4459

Item Name Code

22534

Assigment Date

09/12/1971 (54 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.

plain w/internal flange body style, 1.250 inches nominal overall length, 0.062 inches nominal outside left corner chamfer length, 4.345 inches minimum and 4.346 inches maximum body inside diameter, 4.874 inches minimum and 4.875 inches maximum body outside 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
Chamfer Length: 0.062 inches nominal outside left corner
Overall Length: 1.250 inches nominal
Body Outside Diameter: 4.874 inches minimum and 4.875 inches maximum
Body Inside Diameter: 4.345 inches minimum and 4.346 inches maximum
Corner Radius: 0.250 inches nominal inside left corner
Internal Flange Inside Diameter: 3.500 inches nominal
Internal Flange Width: 0.250 inches nominal
Corner Shape: chamfered outside left corner
Corner Shape: round inside left corner
Corner Shape: square inside right corner
Corner Shape: square outside right corner
Chamfer Angle: 45.0 degrees minimum outside left corner
Special Features: drill hole 0.312 in. dia 0.188 in. deep,0.875 from outside left corner to center hole
Material: steel
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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:

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A60084PC2	Wearing Ring

FAQs

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

What is the FSCG of the NSN 4320-00-140-4459?

The FSCG of the NSN 4320-00-140-4459 is 4320

Does the NSN 4320-00-140-4459 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-140-4459 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 4320-00-140-4459 contain precious materials?

Item does not contain precious metal.

Does NSN 4320-00-140-4459 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 4320-00-140-4459 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sun, Sep 12, 1971