H5-4B

View detailed technical data, stock status, and sourcing information for: H5-4B
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-398-5779

Item Name Code

10089

Assigment Date

01/01/1963 (63 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

weapon system essential special features, oviver perry class ffg end item identification, feat criticality code justification

Product Characteristics

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

End Item Identification: oviver perry class ffg
Criticality Code Justification: feat
Special Features: weapon system essential

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4320-00-567-7366	No Name Available	09/01/1985

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
11JCS245PC9	Centrifugal Pump Impeller
14461A	Centrifugal Pump Impeller
199H5-4B	Centrifugal Pump Impeller
444-1704-199	Centrifugal Pump Impeller
444-1704-208	Centrifugal Pump Impeller
4444-1704-208	Centrifugal Pump Impeller
50376-1-187	Centrifugal Pump Impeller
50376-1PC187	Centrifugal Pump Impeller
50376PC187	Centrifugal Pump Impeller
50387-187	Centrifugal Pump Impeller
50387PC187	Centrifugal Pump Impeller
H4T4B	Centrifugal Pump Impeller
H5-4B	Centrifugal Pump Impeller
HI5-4B	Centrifugal Pump Impeller
I5-4BR	Centrifugal Pump Impeller

FAQs

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

What is the FSCG of the NSN 4320-00-398-5779?

The FSCG of the NSN 4320-00-398-5779 is 4320

Does the NSN 4320-00-398-5779 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-398-5779 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 4320-00-398-5779 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-398-5779 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 4320-00-398-5779 was assigned to the Federal Catalog?

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