SK-132995

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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-218-3386

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.

0.094 inches nominal inside right corner chamfer length, 1.250 inches nominal overall length, 9.512 inches nominal body outside diameter, plain body style, 8.875 inches minimum and 8.876 inches maximum body inside 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
Chamfer Length: 0.094 inches nominal inside right corner
Overall Length: 1.250 inches nominal
Body Outside Diameter: 9.512 inches nominal
Body Inside Diameter: 8.875 inches minimum and 8.876 inches maximum
Corner Shape: chamfered 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
Chamfer Angle: 45.0 degrees nominal inside right corner
Material: copper alloy
Material Document And Classification: qq-c-390,alloy 903 fed spec single material response

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255079-11	Wearing Ring
309P	Wearing Ring
635-320-71	Wearing Ring
CS-255079-11	Wearing Ring
SK-132995	Wearing Ring
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SL5560PC71	Wearing Ring
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SL6780PC71	Wearing Ring
SL6782PC71	Wearing Ring
SL7988PC3-2	Wearing Ring

FAQs

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

What is the FSCG of the NSN 4320-00-218-3386?

The FSCG of the NSN 4320-00-218-3386 is 4320

Does the NSN 4320-00-218-3386 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-218-3386 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 4320-00-218-3386 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-218-3386 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 4320-00-218-3386 was assigned to the Federal Catalog?

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