Shouldered Shaft NSN 3040-01-134-2903

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: 3040-01-134-2903

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Related NSN

Features and Characteristics

First End Style

Flat keyway

End Similarity

Not identical

Second End Style

Splined (involute)

Overall Length

5.500 inches

End Application

1730-01-064-5007

First End Keyway Width

Between 0.1863 inches and 0.1880 inches

First End External Keyway Length

1.000 inches

First End Keyway Depth

0.106 inches

First End Diameter

0.7475 inches

Second End Diameter

0.7475 inches

Second End Spline Length

1.250 inches

Second End Spline Minor Diameter

0.4125 inches

Second End Spline Major Diameter

0.4993 inches

Second End Pressure Angle

30.0 degrees

Second End Pitch Diameter

0.46875 inches

Step Quantity

Second End Spline Quantity

Largest Step Diameter

Between 0.746 inches and 0.749 inches

Surface Finish

63.0 microinches

Special Features

Part of shaft support assembly, p/n 1732a138-5

Material

Steel comp 1144

Material Specification

Aisi c1144 assn standard single material response

Fsc Application Data

Ammo loading system, a-10 acft

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

011342903

NSN

3040011342903

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

5076A107-1

Cage Code:

56672

Status:

MSDS:

Part Number:

5076A107

Cage Code:

56672

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 3040-01-134-2903

What are the manufacturers of nsn 3040011342903?

Syn-tech Systems, Inc. (56672)

Does this nsn 3040011342903 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040011342903
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 3040011342903 contain any precious metals?
No precious metal content.

Does nsn 3040011342903 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040011342903?
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
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