4320-00-868-9580

Find complete technical information, availability, and procurement data for: 4320-00-868-9580
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-868-9580

Item Name Code

61082

Assigment Date

01/01/1960 (66 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.

0.4062 inches nominal first hole diameter, 1.5000 inches nominal right internal flange hole diameter, 1.5000 inches nominal left internal flange hole diameter, 2.1250 inches nominal body outside diameter, 3.5000 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.

Hole Diameter: 0.4062 inches nominal first
Overall Length: 3.5000 inches nominal
Body Outside Diameter: 2.1250 inches nominal
Left Internal Flange Hole Diameter: 1.5000 inches nominal
Right Internal Flange Hole Diameter: 1.5000 inches nominal
Left Internal Flange Width: 1.0000 inches nominal
Right Internal Flange Width: 1.0000 inches nominal
Corner Shape: chamfered outside right corner
Corner Shape: chamfered outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Surface Finish: 125.0 microinches outside diameter surface of body
Surface Finish: 250.0 microinches left end surface of body
Surface Finish: 250.0 microinches inside diameter surface of body
Antirotation/Lubrication Type And Quantity: 1 hole
Material: copper alloy 934 overall
Style Designator: solid, plain, no outside flanges, internal flange at both ends

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
CS4320-0211	Pump Shaft Sleeve
K1 1-2 T98A	Pump Shaft Sleeve

FAQs

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

What is the FSCG of the NSN 4320-00-868-9580?

The FSCG of the NSN 4320-00-868-9580 is 4320

Does the NSN 4320-00-868-9580 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-868-9580 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 4320-00-868-9580 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-868-9580 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 4320-00-868-9580 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960