3040-01-498-9946

Find complete technical information, availability, and procurement data for: 3040-01-498-9946
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-01-498-9946

Item Name Code

22914

Assigment Date

07/10/2002 (24 years ago)

An item consisting of two or more different cap, protective, dust and moisture seal.

main ballast tank vent valve assembly for los angeles class submarine (688) end item identification, 33.750 inches nominal overall length, splined (straight) first end style, identical end similarity, straight splined and externally threaded second end style

Product Characteristics

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

First End Style: splined (straight)
End Similarity: identical
Second End Style: straight splined and externally threaded
Overall Length: 33.750 inches nominal
End Item Identification: main ballast tank vent valve assembly for los angeles class submarine (688)
First End Diameter: 2.4930 inches minimum and 2.4940 inches maximum
First End Spline Length: 10.120 inches nominal
First End Spline Minor Diameter: 2.1280 inches minimum and 2.1430 inches maximum
First End Spline Major Diameter: 2.4930 inches minimum and 2.4940 inches maximum
Second End Diameter: 1.7500 inches nominal
Second End Spline Length: 4.130 inches nominal
Second End Spline Minor Diameter: 2.1280 inches minimum and 2.1430 inches maximum
Second End Spline Major Diameter: 2.4930 inches minimum and 2.4940 inches maximum
Second End External Thread Length: 2.625 inches nominal
Step Quantity: 7
First End Spline Quantity: 10
Second End Spline Quantity: 10
Largest Step Diameter: 2.495 inches minimum and 2.497 inches maximum
Surface Finish: 32.0 microinches
Part Name Assigned By Controlling Agency: shaft
Special Features: next higher assembly: motor assembly wp. 0.125 wide x 1.500 diameter groove is provided between 1.750-5unc-3a threads and straight spline on second end of shaft; sae 10 b splines are on both ends in-line
Material: nickel alloy k-500
Material Document And Classification: qq-n-286 form 2,cond annealed & age hardened finish b 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
563-7066807-49	Shouldered Shaft
H552-0602-49	Shouldered Shaft

FAQs

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

What is the FSCG of the NSN 3040-01-498-9946?

The FSCG of the NSN 3040-01-498-9946 is 3040

Does the NSN 3040-01-498-9946 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-01-498-9946 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 3040-01-498-9946 contain precious materials?

Item does not contain precious metal.

Does NSN 3040-01-498-9946 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 3040-01-498-9946 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Wed, Jul 10, 2002