Shouldered Shaft NSN 3040-01-212-8736

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: 3040-01-212-8736

Provided with every order

Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

Get a Quote

Get an up to date price on nsn 3040012128736

Features and Characteristics

First End Style

Woodruff keyway

End Similarity

Not identical

Second End Style

Externally threaded and flat keyway

Overall Length

12.469 inches

First End Keyway Width

Between 0.2480 inches and 0.2500 inches

First End External Keyway Length

1.000 inches

First End Distance From Keyway Center To End

0.656 inches

First End Diameter

Between 1.2495 inches and 1.2500 inches

Second End Keyway Width

0.1880 inches

Second End Keyway Depth

0.094 inches

Second End Diameter

0.9690 inches

Second End External Thread Length

0.500 inches

Step Quantity

Largest Step Diameter

2.000 inches

Surface Finish

15.0 microinches

Material

Steel

Material Specification

Mil-s-890 military specification single material response

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

012128736

NSN

3040012128736

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

66923-78-A

Cage Code:

50380

Status:

MSDS:

Part Number:

87251 PIECE 40

Cage Code:

50380

Status:

MSDS:

Part Number:

66923-78-R

Cage Code:

71956

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 3040-01-212-8736

What are the manufacturers of nsn 3040012128736?

Reliance Electric (50380)
Reliance Electric Company (71956)

Does this nsn 3040012128736 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040012128736
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 3040012128736 contain any precious metals?
No precious metal content.

Does nsn 3040012128736 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040012128736?
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:

What do you get when you order from nationalstocknumber.org?

On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service