Spur Gear NSN 3020-00-405-4234

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: 3020-00-405-4234

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Features and Characteristics

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

4.3125 inches

Teeth Quantity

276

Bore Style

W/counterbore both ends

Mounting Hole Thread Series Designator

Unc axially through hub, first end

Mounting Hole Thready Qty Per Inch (tpi)

40 axially through hub, first end

Mounting Hole Thread Size

0.112 inches axially through hub, first end

Mounting Hole Type And Quantity

4 threaded axially through hub, first end

Outside Diameter

4.342 inches

Nominallength

0.250 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.125 inches first end

Face Width

0.125 inches

Bore Diameter

3.355 inches both ends

Counterbore Depth

0.125 inches first end

Counterbore Diameter

3.429 inches first end

Hub Style Designator

1 step first end

End Length

0.064 inches first end

Precision Classification

Quality number 10 or quality number 11

End Diameter

3.622 inches first end

First Step Length

0.061 inches first end

First Step Diameter

4.152 inches first end

Bolt Hole Circle Diameter

3.844 inches axially through hub, first end

Material

Aluminum alloy 2024

Material Specification

Qq-a-225/6, t4 federal specification single material response

Surface Treatment

Anodize

Style Designator

Protruding hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

004054234

NSN

3020004054234

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

138110-1

Cage Code:

24930

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 3020-00-405-4234

What are the manufacturers of nsn 3020004054234?

Harris Corporation (24930)

Does this nsn 3020004054234 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020004054234
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 3020004054234 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020004054234 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020004054234?
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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