3638703

View detailed technical data, stock status, and sourcing information for: 3638703
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-01-728-5946

Item Name Code

39430

Assigment Date

04/11/2025 (1 year ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

water pump shaft part name assigned by controlling agency

Product Characteristics

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

Part Name Assigned By Controlling Agency: water pump shaft

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
3638703	Pump Transmission Shaft

FAQs

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

What is the FSCG of the NSN 4320-01-728-5946?

The FSCG of the NSN 4320-01-728-5946 is 4320

Does the NSN 4320-01-728-5946 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308065

Does NSN 4320-01-728-5946 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 4320-01-728-5946 contain precious materials?

Item does not contain precious metal.

Does NSN 4320-01-728-5946 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 4320-01-728-5946 was assigned to the Federal Catalog?

It was assigned 1 year ago, on Fri, Apr 11, 2025