Shouldered Shaft NSN 3040-01-144-9653

Item Description

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.

NSN: 3040-01-144-9653

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Features and Characteristics

First End Style

Plain

End Similarity

Not identical

Second End Style

Flat keyway

Overall Length

5.220 inches

First End Diameter

3.0000 inches

Second End Keyway Width

Between 0.4990 inches and 0.5010 inches

Second End External Keyway Length

2.190 inches

Second End Keyway Depth

0.289 inches

Second End Diameter

Between 1.9995 inches and 2.0000 inches

Step Quantity

Largest Step Diameter

3.000 inches

Surface Finish

125.0 microinches

Special Features

Bore lg of shaft, 1.1257 in. Dia; counterbore, 2.001 in. Dia, 2.500 in. Lg; additional counterbore, 2.1881 in. Dia, 1.032 in. Lg; first end has u-shaped groove, 1.060 in. Lg, 0.015 in. Dp, w/0.030 in. R

Material

Steel comp 4140

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

011449653

NSN

3040011449653

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

46296E1457

Cage Code:

97578

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8483105000
NAICS: 333613
SITC: 74810
Description: Transmission shafts and cranks, except camshafts and crankshafts
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 3040-01-144-9653

What are the manufacturers of nsn 3040011449653?

Timken Gears & Services Inc. (97578)
Triumph Gear Systems, Inc. (82402)

Does this nsn 3040011449653 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040011449653
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.

Does nsn 3040011449653 contain any precious metals?
No precious metal content.

Does nsn 3040011449653 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040011449653?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

22914

FIIG:

A23200

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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