Helical Gear NSN 3020-00-391-9531

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: 3020-00-391-9531

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Features and Characteristics

Body Style

Webbed, with lightening holes

Attachment Method

Mounting hole

Pitch Diameter

15.5563 inches

Teeth Quantity

Bore Style

W/counterbore counter bore, second end

Hardness Rating

89.25 rockwell b and 96.85 rockwell b

Mounting Hole Type And Quantity

4 plain axially through hub, first end and 4 plain axially through hub, first end

Outside Diameter

15.888 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Right

Pressure Angle

14.5000 degrees

Helix Angle

45.0000 degrees

Body Recess Depth

0.688 inches second end

Face Width

2.000 inches

Bore Diameter

5.438 inches counter bore, second end

Counterbore Depth

0.656 inches counter bore, second end

Counterbore Diameter

7.751 inches counter bore, second end

Hub Style Designator

Plain first end

Hub Diameter

9.500 inches first end

Mounting Hole Diameter

0.531 inches axially through hub, first end

Material

Steel comp 1035

Material Specification

66 federal standard single material response and aisi/sae 1035 assn standard single material response

Style Designator

Flush hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

003919531

NSN

3020003919531

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

3239144

Cage Code:

55380

Status:

MSDS:

Part Number:

3241429

Cage Code:

55380

Status:

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 3020-00-391-9531

What are the manufacturers of nsn 3020003919531?

Hatch & Kirk, Inc. (55380)
General Motors Corp (72915)

Does this nsn 3020003919531 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020003919531
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 3020003919531 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020003919531 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020003919531?
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:

Cond. Code:

Status:

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Certificate of Conformance
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