Spur Gear NSN 3020-00-287-7212

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: 3020-00-287-7212

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Features and Characteristics

Body Style

Webbed, offset, solid

Attachment Method

Mounting hole

Pitch Diameter

4.0000 inches

Teeth Quantity

Bore Style

W/ keyway both ends

Mounting Hole Type And Quantity

1 plain axially through body, first end

Outside Diameter

4.247 inches

Nominallength

1.375 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.625 inches first end

Face Width

0.750 inches

Bore Diameter

0.741 inches both ends

Keyway Width

0.158 inches both ends

Distance From Bore Center To Keyway Bottom

0.458 inches both ends

Hub Style Designator

Pinned first end

Hub Diameter

0.251 inches second end

Mounting Hole Diameter

0.161 inches transversely through hub, first end

Special Features

Unthreaded hole 45 degrees ccw from keyway

Material

Steel

Material Specification

66, aisi 1034 federal standard single material response

Style Designator

One protruding hub, one flush hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002877212

NSN

3020002877212

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

4F5949

Cage Code:

11083

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 3020-00-287-7212

What are the manufacturers of nsn 3020002877212?

Caterpillar Inc. (11083)

Does this nsn 3020002877212 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002877212
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 3020002877212 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020002877212 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002877212?
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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