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Helical Gear NSN 3020-00-385-4756

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 3020-00-385-4756 NSN: 3020-00-385-4756

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Features and Characteristics

Body Style
Webbed, offset, solid
Pitch Diameter
4.0400 inches
Teeth Quantity
28
Bore Style
W/ keyway both ends
Hardness Rating
58.0 rockwell c and 63.0 rockwell c
Outside Diameter
4.260 inches
Nominallength
1.702 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
18.4894 degrees
Helix Angle
23.2158 degrees
Distance Between Body Face And Protruding Hub End
0.327 inches first end
Face Width
1.313 inches
Bore Diameter
1.750 inches both ends
Keyway Width
0.314 inches both ends
Distance From Bore Center To Keyway Bottom
1.028 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.375 inches second end
Material
Steel
Style Designator
Protruding hubs
FSC
3020 Transmission Chain Sprockets Pulleys Gears
NIIN
003854756
NSN
3020003854756

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
202684
Cage Code:
89749
Status:
A
MSDS:
Part Number:
2684
Cage Code:
89749
Status:
A
MSDS:
Part Number:
C67470
Cage Code:
19207
Status:
A
MSDS:
Part Number:
V4476X
Cage Code:
65282
Status:
A
MSDS:
Part Number:
CE202684
Cage Code:
89749
Status:
A
MSDS:
Part Number:
07-202684
Cage Code:
16662
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 3020-00-385-4756
What are the manufacturers of nsn 3020003854756?
Does this nsn 3020003854756 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3020003854756
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 3020003854756 contain any precious metals?
Precious metal content is unknown.
Does nsn 3020003854756 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3020003854756?
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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