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Worm Shaft NSN 3040-00-880-7711

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 3040-00-880-7711 NSN: 3040-00-880-7711

Features and Characteristics

End Similarity
Not identical
Overall Length
11.000 inches
Screw Thread Series Designator
Unf either end, sixth portion
Shaft Thread Direction
Right-hand either end, sixth portion
Teeth Hardness Rating
Between 34.0 rockwell c and 38.0 rockwell c
Worm Thread Quantity
4
Worm Thread Lead
0.33333 inches
Worm Thread Direction
Left-hand
Worm Pressure Angle In Deg
14.500
Worm Helix Angle
4 degrees 33 min
Worm Outside Diameter
Between 0.3744 inches and 0.3750 inches
Worm Pitch Diameter
Between 0.3249 inches and 0.3307 inches
Shaft Hardness Rating
Between 34.0 rockwell c and 38.0 rockwell c
Worm Thread Section Length
9.470 inches
Worm Body Length
Between 10.320 inches and 10.330 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.380 inches either end, fifth portion
Straight Unthreaded Section Diameter
0.375 inches either end, third portion
Unthreaded Section Pin Hole Diameter
0.9380 inches either end, fifth portion
Threaded Section Pin Hole Diameter
0.067 inches either end, sixth portion
Material
Steel
Material
Steel
Surface Treatment
Nickel
Surface Treatment
Nickel plated
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
008807711
NSN
3040008807711

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
529986-1
Cage Code:
70210
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 3040-00-880-7711
What are the manufacturers of nsn 3040008807711?
Does this nsn 3040008807711 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040008807711
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 3040008807711 contain any precious metals?
No precious metal content.
Does nsn 3040008807711 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040008807711?
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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