3040-00-684-1461

Find complete technical information, availability, and procurement data for: 3040-00-684-1461
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 3040-00-684-1461 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3040 Miscellaneous Power Transmission Equipment

National Stock Number

3040-00-684-1461

Item Name Code

18249

Assigment Date

01/01/1963 (63 years ago)

A grouping of two or more or any combination of gear, bevel; gearshaft, bevel; or gear cluster, bevel which have been matched together for a given characteristic within a specified tolerance. Includes only those gears designed and tested to accomplish a specifically desired function.

0.750 inches nominal first end, third portion thread length, right-hand first end, third portion shaft thread direction, 13.375 inches nominal overall length, unef-2a first end, third portion screw thread series designator, not identical end similarity

Product Characteristics

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

End Similarity: not identical
Thread Length: 0.750 inches nominal first end, third portion
Overall Length: 13.375 inches nominal
Screw Thread Series Designator: unef-2a first end, third portion
Shaft Thread Direction: right-hand first end, third portion
Teeth Hardness Rating: 56.0 rockwell c minimum and 62.0 rockwell c maximum
Worm Thread Quantity: 1
Worm Thread Lead: 0.750 inches nominal
Worm Thread Direction: right-hand
Worm Pressure Angle In Deg: 14.500
Worm Helix Angle: 7 deg 35 min
Worm Outside Diameter: 2.271 inches nominal
Worm Pitch Diameter: 1.794 inches nominal
Shaft Hardness Rating: c scale 24 min
Worm Thread Section Length: 3.000 inches nominal
Worm Body Length: 3.000 inches nominal
Worm Body Tapered Bearing Surface End: not provided
Shaft Location: both ends of worm
Straight Unthreaded Length: 1.000 inches nominal second end, second portion
Straight Unthreaded Length: 1.4375 inches nominal first end, second portion
Straight Unthreaded Length: 1.4735 inches nominal second end, first portion
Straight Unthreaded Length: 1.562 inches nominal first end, first portion
Straight Unthreaded Length: 4.125 inches nominal second end, third portion
Straight Unthreaded Section Diameter: 0.9995 inches minimum second end, third portion
Straight Unthreaded Section Diameter: 1.000 inches maximum second end, third portion
Straight Unthreaded Section Diameter: 1.1810 inches minimum first end, second portion
Straight Unthreaded Section Diameter: 1.1810 inches minimum second end, second portion
Straight Unthreaded Section Diameter: 1.1814 inches maximum first end, second portion
Straight Unthreaded Section Diameter: 1.1814 inches maximum second end, second portion
Straight Unthreaded Section Diameter: 1.4375 inches nominal first end, first portion
Straight Unthreaded Section Diameter: 1.4375 inches nominal second end, first portion
Unthreaded Section Keyway Width: 0.2460 inches nominal second end, third portion
Unthreaded Section Keyway Depth: 0.134 inches nominal second end, third portion
Material: steel comp 8620
Material Document And Classification: aisi 8620 assn std single material response
Fsc Application Data: steam turbine

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
905J913-4	Worm Shaft

FAQs

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

What is the FSCG of the NSN 3040-00-684-1461?

The FSCG of the NSN 3040-00-684-1461 is 3040

Does the NSN 3040-00-684-1461 have a Schedule B code assigned?

Yes, the Schedule B code is 8483105000

Does NSN 3040-00-684-1461 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 3040-00-684-1461 contain precious materials?

Precious metal content is unknown

Does NSN 3040-00-684-1461 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 3040-00-684-1461 was assigned to the Federal Catalog?

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