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Worm Shaft NSN 3040-00-094-2021

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 3040-00-094-2021 NSN: 3040-00-094-2021

Features and Characteristics

End Similarity
Not identical
Thread Length
0.536 inches second end, fourth portion
Overall Length
3.531 inches
Screw Thread Series Designator
Unf both ends
Shaft Thread Direction
Right-hand second end, fourth portion
Worm Thread Quantity
4
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
20.000
Worm Helix Angle
14 degrees 56 min
Worm Outside Diameter
0.707 inches
Worm Pitch Diameter
0.625 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.469 inches second end, first portion
Straight Unthreaded Section Diameter
0.528 inches first end, first portion
Involute Spline Quantity
11 first end, fourth portion
Involute Spline Pressure Angle In Deg
30.0 first end, fourth portion
Involute Spline Pitch Diameter
0.3438 inches first end, fourth portion
Involute Spline Length
0.356 inches first end, fourth portion
Material
Steel
Material
Steel
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
000942021
NSN
3040000942021

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2381350-503
Cage Code:
88277
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 3040-00-094-2021
What are the manufacturers of nsn 3040000942021?
Does this nsn 3040000942021 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040000942021
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 3040000942021 contain any precious metals?
No precious metal content.
Does nsn 3040000942021 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040000942021?
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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