Shouldered Shaft NSN 3040-01-312-7709

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: 3040-01-312-7709

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Features and Characteristics

First End Style

Plain

End Similarity

Not identical

Second End Style

Indented flat keyway

Overall Length

5.250 inches

End Application

23n ship ohio class ssn trident .

First End Diameter

Between 0.9350 inches and 0.9360 inches

Second End Keyway Width

Between 0.1880 inches and 0.1900 inches

Second End External Keyway Length

Between 1.000 inches and 1.010 inches

Second End Keyway Depth

Between 0.105 inches and 0.119 inches

Second End Diameter

Between 0.7470 inches and 0.7490 inches

Step Quantity

Material

Steel

Material Specification

Qq-m-291, cl a federal specification single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

013127709

NSN

3040013127709

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

87832-1608A ITEM 8

Cage Code:

96169

Status:

MSDS:

Part Number:

87832-1608A

Cage Code:

96169

Status:

MSDS:

Part Number:

6129491

Cage Code:

53711

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 3040-01-312-7709

What are the manufacturers of nsn 3040013127709?

Electric Boat Corporation (96169)
Naval Sea Systems Command (53711)

Does this nsn 3040013127709 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040013127709
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 3040013127709 contain any precious metals?
No precious metal content.

Does nsn 3040013127709 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040013127709?
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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