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Worm Shaft NSN 3040-01-399-0277

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 3040-01-399-0277 NSN: 3040-01-399-0277

Features and Characteristics

End Similarity
Not identical
Thread Length
1.1680 inches first end, fifth portion
Overall Length
17.7800 inches
Taper Length
0.9650 inches second end, first portion
Screw Thread Series Designator
Unc second end, fifth portion
Shaft Thread Direction
Right-hand first end, fifth portion
Worm Thread Quantity
1
Worm Thread Lead
0.4375 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
14.500
Worm Helix Angle
5 degrees 3 min
Worm Outside Diameter
1.7790 inches
Worm Pitch Diameter
1.5000 inches
Worm Thread Section Length
1.5000 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
7.7230 inches second end, second portion
Straight Unthreaded Section Diameter
1.2480 inches second end, second portion
Unthreaded Section Keyway Width
0.2510 inches second end, third portion
Unthreaded Section Keyway Depth
0.0730 inches second end, third portion
Taper Largest Diameter
1.8900 inches second end, first portion
Material
Steel, corrosion resisting
Material
Stainless steel
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
013990277
NSN
3040013990277

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
167-6404330 FIND 18
Cage Code:
53711
Status:
A
MSDS:
Part Number:
167-6404330
Cage Code:
53711
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 3040-01-399-0277
What are the manufacturers of nsn 3040013990277?
Does this nsn 3040013990277 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040013990277
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 3040013990277 contain any precious metals?
No precious metal content.
Does nsn 3040013990277 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040013990277?
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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