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Worm Shaft NSN 3040-00-517-7756

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 3040-00-517-7756 NSN: 3040-00-517-7756

Features and Characteristics

End Similarity
Not identical
Thread Length
0.313 inches second end, sixth portion
Overall Length
4.110 inches
Screw Thread Series Designator
Unc second end, sixth portion
Shaft Thread Direction
Right-hand second end, sixth portion
Teeth Hardness Rating
Between 30.0 rockwell c and 35.0 rockwell c
Worm Thread Quantity
1
Worm Thread Lead
0.1666 inches
Worm Thread Direction
Left-hand
Worm Pressure Angle In Deg
29.000
Worm Helix Angle
5 degrees 52 min
Worm Outside Diameter
0.622 inches
Worm Pitch Diameter
0.518 inches
Shaft Hardness Rating
Between 30.0 rockwell c and 35.0 rockwell c
Worm Thread Section Length
0.944 inches
Worm Body Length
1.000 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.853 inches second end, fifth portion
Straight Unthreaded Section Diameter
0.625 inches second end, second portion
Unthreaded Section Pin Hole Diameter
0.1090 inches second end, fifth portion
Material
Steel
Material
Steel
Surface Treatment
Passivate
Surface Treatment
Passivated
Fsc Application Data
Telescope, elbow, antiaircraft fire control equipment
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
005177756
NSN
3040005177756

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5177756
Cage Code:
19200
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 3040-00-517-7756
What are the manufacturers of nsn 3040005177756?
Does this nsn 3040005177756 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040005177756
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 3040005177756 contain any precious metals?
No precious metal content.
Does nsn 3040005177756 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040005177756?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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