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Helical Gear NSN 3020-00-517-1120

Item Description

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

NSN 3020-00-517-1120 NSN: 3020-00-517-1120

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Features and Characteristics

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
3.5000 inches
Teeth Quantity
27
Bore Style
W/ keyway both ends
Mounting Hole Thread Series Designator
Unc axially through body, first end
Mounting Hole Thready Qty Per Inch (tpi)
16 axially through body, first end
Mounting Hole Thread Size
0.375 inches axially through body, first end
Mounting Hole Type And Quantity
2 threaded axially through body, first end
Outside Diameter
3.698 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
39.5167 degrees
Face Width
1.498 inches
Bore Diameter
1.929 inches both ends
Keyway Width
0.251 inches both ends
Distance From Bore Center To Keyway Bottom
1.094 inches both ends
Bolt Hole Circle Diameter
2.625 inches axially through body, first end
Material
Steel
Material Specification
Qq-s-633 fs 1035 federal specification single material response
Style Designator
Hubless
FSC
3020 Transmission Chain Sprockets Pulleys Gears
NIIN
005171120
NSN
3020005171120

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
15039
Cage Code:
1ML14
Status:
A
MSDS:
Part Number:
15039B
Cage Code:
1ML14
Status:
A
MSDS:
Part Number:
15039D
Cage Code:
1ML14
Status:
A
MSDS:
Part Number:
8393270
Cage Code:
19207
Status:
A
MSDS:
Part Number:
96046
Cage Code:
65282
Status:
A
MSDS:
Part Number:
2UU023
Cage Code:
62265
Status:
A
MSDS:
Part Number:
1B7113
Cage Code:
95201
Status:
A
MSDS:
Part Number:
31251F
Cage Code:
56442
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8483409000
  • NAICS: 333612
  • SITC: 74840
  • Description: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3020-00-517-1120
What are the manufacturers of nsn 3020005171120?
Does this nsn 3020005171120 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3020005171120
A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. see also gear, antibacklash, helical:
Does nsn 3020005171120 contain any precious metals?
Precious metal content is unknown.
Does nsn 3020005171120 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3020005171120?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
App. Key:
AF
Cond. Code:
1
Status:
A

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