657D1421

View detailed technical data, stock status, and sourcing information for: 657D1421
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-01-067-8123

Item Name Code

10089

Assigment Date

11/08/1978 (47 years ago)

1 keyway quantity, 0.125 inches nominal keyway depth, 3.062 inches nominal overall width, 8.750 inches nominal overall diameter, 0.250 inches nominal keyway width

Product Characteristics

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

Overall Width: 3.062 inches nominal
Keyway Width: 0.250 inches nominal
Keyway Depth: 0.125 inches nominal
Overall Diameter: 8.750 inches nominal
Keyway Quantity: 1
Keyway Length: 1.625 inches nominal
Blade Quantity: 5
Hub Length: 0.750 inches nominal
Blade Type: backward curve
Design Type: single width
Mounting Method: key
Rotation Direction For Which Designed: clockwise
Hub Bore Diameter: 1.500 inches nominal
Hub Location: back side
Hub Quantity: 1
Hub Projection Length Beyond Wheel Side: 0.875 inches nominal
Keyway Type: rectangular
Material: steel

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
657D1421	Centrifugal Pump Impeller

FAQs

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

What is the FSCG of the NSN 4320-01-067-8123?

The FSCG of the NSN 4320-01-067-8123 is 4320

Does the NSN 4320-01-067-8123 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-01-067-8123 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 4320-01-067-8123 contain precious materials?

Precious metal content is unknown

Does NSN 4320-01-067-8123 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 4320-01-067-8123 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Wed, Nov 8, 1978