Spur Gear NSN 3020-00-278-6645

Item Description

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

NSN: 3020-00-278-6645

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Features and Characteristics

Body Style

Webbed, offset, solid

Attachment Method

Mounting hole

Pitch Diameter

8.6667 inches

Teeth Quantity

Bore Style

W/counterbore both ends

Hardness Rating

60.0 rockwell c

Mounting Hole Type And Quantity

12 counterbored axially through hub, first end

Outside Diameter

9.012 inches

Tooth Form

Standard

Pressure Angle

25.0000 degrees

Distance Between Body Face And Protruding Hub End

0.178 inches first end

Distance Between Body Face And Recessed Hub End

0.424 inches second end

Face Width

1.022 inches

Bore Diameter

4.188 inches both ends

Counterbore Depth

0.300 inches first end

Counterbore Diameter

5.400 inches first end

Hub Style Designator

Plain both ends

Hub Diameter

7.687 inches first end

Mounting Hole Diameter

0.416 inches axially through flange

Bolt Hole Circle Diameter

7.060 inches axially through hub, first end

Material

Steel comp 8620

Material Specification

Mil-s-13048 military specification single material response

Style Designator

One protruding hub, one recessed hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002786645

NSN

3020002786645

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

7708869

Cage Code:

19207

Status:

MSDS:

Part Number:

6767550

Cage Code:

73342

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 3020-00-278-6645

What are the manufacturers of nsn 3020002786645?

U S Army Tank Automotive Command (19207)
Allison Transmission, Inc. (73342)
General Motors Corp (24617)

Does this nsn 3020002786645 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002786645
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. see also gear, antibacklash, spur. for bulk material, see rod, pinion.

Does nsn 3020002786645 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020002786645 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002786645?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

05466

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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