D4CM1B1

View detailed technical data, stock status, and sourcing information for: D4CM1B1
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-374-2812

Item Name Code

10089

Assigment Date

01/01/1963 (63 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

11.750 inches nominal overall diameter, 0.250 inches nominal keyway width, 1 keyway quantity, 0.125 inches nominal keyway depth, 3.250 inches nominal overall 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: 3.250 inches nominal
Keyway Width: 0.250 inches nominal
Keyway Depth: 0.125 inches nominal
Overall Diameter: 11.750 inches nominal
Keyway Quantity: 1
Keyway Length: 2.000 inches nominal
Blade Quantity: 6
Hub Length: 2.000 inches nominal
Blade Type: forward curve
Design Type: single width
Mounting Method: key
Rotation Direction For Which Designed: counterclockwise
Hub Bore Diameter: 2.000 inches nominal
Hub Location: standard outside
Hub Quantity: 1
Hub Projection Length Beyond Wheel Side: 0.688 inches nominal
Keyway Type: straight
Material: copper alloy

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
D4CM1B1	Centrifugal Pump Impeller
D8293-3-3	Centrifugal Pump Impeller

FAQs

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

What is the FSCG of the NSN 4320-00-374-2812?

The FSCG of the NSN 4320-00-374-2812 is 4320

Does the NSN 4320-00-374-2812 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-374-2812 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 4320-00-374-2812 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-374-2812 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 4320-00-374-2812 was assigned to the Federal Catalog?

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