Worm Shaft NSN 3040-00-769-0836

Item Description

A drive shaft having helical thread(s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. Designed to mate with a cam, gear sector, worm wheel, etc. Includes items with bearings. Excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and gear, worm.

NSN: 3040-00-769-0836

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Features and Characteristics

End Similarity

Not identical

Thread Length

0.545 inches second end, second portion

Overall Length

4.280 inches

Screw Thread Series Designator

Unf second end

Shaft Thread Direction

Right-hand second end, second portion

Teeth Hardness Rating

Between 26.0 rockwell c and 32.0 rockwell c

Worm Thread Quantity

Worm Thread Direction

Right-hand

Worm Outside Diameter

1.000 inches

Worm Pitch Diameter

Between 0.890 inches and 0.896 inches

Shaft Hardness Rating

Between 26.0 rockwell c and 32.0 rockwell c

Worm Thread Section Length

1.958 inches

Worm Body Length

1.958 inches

Worm Body Tapered Bearing Surface End

Not provided

Shaft Location

Both ends of worm

Straight Unthreaded Length

0.689 inches second end, first portion

Straight Unthreaded Section Diameter

1.124 inches first end, second portion

Material

Steel, fed qq-s-624, composition 4130 to 4140

Material

Steel, fed qq-s-624, composition 4130 to 4140

Surface Treatment

Cadmium, fed qq-p-416, type 2, class 3

Surface Treatment

Cadmium, fed qq-p-416, type 2, class 3

Fsc Application Data

Mount gun, cal..50

FSC

3040 Miscellaneous Power Transmission Equipment

NIIN

007690836

NSN

3040007690836

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

10884262

Cage Code:

19207

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 3040-00-769-0836

What are the manufacturers of nsn 3040007690836?

U S Army Tank Automotive Command (19207)

Does this nsn 3040007690836 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3040007690836
A drive shaft having helical thread(s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. designed to mate with a cam, gear sector, worm wheel, etc. includes items with bearings. excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and gear, worm.

Does nsn 3040007690836 contain any precious metals?
No precious metal content.

Does nsn 3040007690836 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3040007690836?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

18249

FIIG:

T246-C

App. Key:

Cond. Code:

Status:

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