F3A-12C7

View detailed technical data, stock status, and sourcing information for: F3A-12C7
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-126-5302

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.

4.627 inches nominal body inside diameter, plain w/internal flange body style, 0.375 inches nominal inside right corner chamfer length, 5.250 inches nominal body outside diameter, 0.875 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.

Body Style: plain w/internal flange
Chamfer Length: 0.375 inches nominal inside right corner
Overall Length: 0.875 inches nominal
Body Outside Diameter: 5.250 inches nominal
Body Inside Diameter: 4.627 inches nominal
Internal Flange Inside Diameter: 3.656 inches nominal
Internal Flange Width: 0.250 inches nominal
Corner Shape: chamfered inside right corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square outside right corner
Chamfer Angle: 45.0 degrees nominal inside right corner
Special Features: w/thd lug
Material: copper alloy
Material Document And Classification: qq-c-390,alloy d2 fed spec single material response

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
F3A-12C7	Wearing Ring
F3A612C7	Wearing Ring

FAQs

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

What is the FSCG of the NSN 4320-00-126-5302?

The FSCG of the NSN 4320-00-126-5302 is 4320

Does the NSN 4320-00-126-5302 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-126-5302 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 4320-00-126-5302 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-126-5302 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 4320-00-126-5302 was assigned to the Federal Catalog?

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