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Helical Gear NSN 3020-00-745-7738

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 3020-00-745-7738 NSN: 3020-00-745-7738

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Features and Characteristics

Body Style
Webbed, offset, with lightening holes
End Application
Grumman aerospace a-10 aircraft
Pitch Diameter
8.2500 inches
Teeth Quantity
78
Bore Style
W/ keyway both ends
Hardness Rating
26.0 rockwell c and 32.0 rockwell c
Outside Diameter
8.495 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
16.0000 degrees
Helix Angle
19.0114 degrees
Distance Between Body Face And Recessed Hub End
0.063 inches first end
Face Width
1.188 inches
Bore Diameter
1.187 inches both ends
Keyway Width
0.252 inches both ends
Distance From Bore Center To Keyway Bottom
0.717 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
2.187 inches first end
Material
Steel
Style Designator
Recessed hub
FSC
3020 Transmission Chain Sprockets Pulleys Gears
NIIN
007457738
NSN
3020007457738

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
K-5121815-D
Cage Code:
18954
Status:
A
MSDS:
Part Number:
5121815
Cage Code:
72582
Status:
A
MSDS:
Part Number:
5173322
Cage Code:
72582
Status:
A
MSDS:
Part Number:
5153270
Cage Code:
72582
Status:
A
MSDS:
Part Number:
5176458
Cage Code:
72582
Status:
A
MSDS:
Part Number:
2815007457738
Cage Code:
SCY13
Status:
A
MSDS:
Part Number:
3030007457738
Cage Code:
SCY13
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 3020-00-745-7738
What are the manufacturers of nsn 3020007457738?
Does this nsn 3020007457738 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3020007457738
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 3020007457738 contain any precious metals?
Precious metal content is unknown.
Does nsn 3020007457738 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3020007457738?
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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