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Worm Shaft NSN 3040-00-830-4991

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 3040-00-830-4991 NSN: 3040-00-830-4991

Features and Characteristics

End Similarity
Not identical
Overall Length
2.243 inches
Teeth Hardness Rating
Between 47.000 rockwell c and 53.000 rockwell c
Worm Thread Quantity
2
Worm Thread Lead
0.19796 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
20.000
Worm Helix Angle
7 degrees 18 min 59 sec
Worm Outside Diameter
0.552 inches
Worm Pitch Diameter
0.49018 inches
Shaft Hardness Rating
Between 47.000 rockwell c and 53.000 rockwell c
Worm Thread Section Length
0.625 inches
Worm Body Length
1.187 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.381 inches second end, first portion
Straight Unthreaded Section Diameter
0.3147 inches second end, first portion
Involute Spline Quantity
12 second end, second portion
Involute Spline Pressure Angle In Deg
14.5 second end, second portion
Involute Spline Pitch Diameter
0.2500 inches second end, second portion
Involute Spline Length
0.500 inches second end, second portion
Special Features
Material specification mil-s-5000, cond c or d
Material
Steel
Material
Steel
Fsc Application Data
Actuator, electro-mechanical, aircraft
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
008304991
NSN
3040008304991

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
104830-01
Cage Code:
3CPE0
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 3040-00-830-4991
What are the manufacturers of nsn 3040008304991?
Does this nsn 3040008304991 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040008304991
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 3040008304991 contain any precious metals?
Precious metal content is unknown.
Does nsn 3040008304991 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040008304991?
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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