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Worm Shaft NSN 3040-01-057-6546

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 3040-01-057-6546 NSN: 3040-01-057-6546

Features and Characteristics

End Similarity
Not identical
Overall Length
Between 3.460 inches and 3.470 inches
Bearing Quantity
1
Bearing Type
Ball
Teeth Hardness Rating
Between 28.0 rockwell c and 33.0 rockwell c
Worm Thread Quantity
7
Worm Thread Lead
0.083 inches
Worm Thread Direction
Left-hand
Worm Pressure Angle In Deg
14.500
Worm Helix Angle
4 degrees 47 min
Worm Outside Diameter
Between 0.365 inches and 0.370 inches
Worm Pitch Diameter
Between 0.315 inches and 0.317 inches
Shaft Hardness Rating
Between 28.0 rockwell c and 33.0 rockwell c
Worm Thread Section Length
Between 0.480 inches and 0.500 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
1.438 inches second end, first portion
Straight Unthreaded Section Diameter
0.268 inches first end, third portion
Unthreaded Section Keyway Width
0.0700 inches first end, third portion
Unthreaded Section Keyway Depth
0.034 inches first end, third portion
Err Default
Err default
Material
Steel, corrosion resisting
Material
Stainless steel
Surface Treatment
Passivate
Surface Treatment
Passivated
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
010576546
NSN
3040010576546

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
11741740
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 3040-01-057-6546
What are the manufacturers of nsn 3040010576546?
Does this nsn 3040010576546 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040010576546
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 3040010576546 contain any precious metals?
No precious metal content.
Does nsn 3040010576546 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040010576546?
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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  •   Quality Inspected Parts
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