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Worm Shaft NSN 3040-01-342-2491

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 3040-01-342-2491 NSN: 3040-01-342-2491

Features and Characteristics

End Similarity
Identical
Overall Length
18.603 inches
Teeth Hardness Rating
Between 35.0 rockwell c and 38.0 rockwell c
Worm Thread Direction
Right-hand
Worm Outside Diameter
2.270 inches
Worm Body Length
6.870 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
6.312 inches first end5.437 inches second end
Straight Unthreaded Section Diameter
1.499 inches both ends
Unthreaded Section Keyway Depth
3.500 inches first end2.750 inches second end
Material
Steel
Material
Steel
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
013422491
NSN
3040013422491

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7460C250
Cage Code:
97674
Status:
A
MSDS:
Part Number:
7400C-250
Cage Code:
97674
Status:
A
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 3040-01-342-2491
What are the manufacturers of nsn 3040013422491?
Does this nsn 3040013422491 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040013422491
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 3040013422491 contain any precious metals?
No precious metal content.
Does nsn 3040013422491 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040013422491?
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:
CA
Cond. Code:
1
Status:
A

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