Shouldered Shaft NSN 3040-01-138-0800

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: 3040-01-138-0800

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Related NSN

Features and Characteristics

First End Style

Plain

End Similarity

Not identical

Second End Style

External threaded

Overall Length

8.237 inches

First End Diameter

Between 5.1250 inches and 5.1260 inches

Second End Diameter

2.8750 inches

Second End External Thread Length

0.500 inches

Step Quantity

Criticality Code Justification

Feat

Largest Step Diameter

Between 5.125 inches and 5.126 inches

Surface Finish

90.0 microinches

Special Features

Flight safety critical

Material

Steel

Material Specification

Ams6265 assn standard single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

011380800

NSN

3040011380800

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

64351-11105-107

Cage Code:

78286

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 3040-01-138-0800

What are the manufacturers of nsn 3040011380800?

Sikorsky Aircraft Corporation (78286)

Does this nsn 3040011380800 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040011380800
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 3040011380800 contain any precious metals?
No precious metal content.

Does nsn 3040011380800 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040011380800?
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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