Spur Gear NSN 3020-00-157-2155

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: 3020-00-157-2155

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Features and Characteristics

Body Style

Webbed, with lightening holes

Pitch Diameter

4.0000 inches

Teeth Quantity

Bore Style

Plain both ends

Hardness Rating

40.0 rockwell c and 50.0 rockwell c teeth

Outside Diameter

4.166 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

2.589 inches first end

Face Width

0.150 inches

Hub Style Designator

3 steps first end

End Length

0.660 inches first end

Precision Classification

Quality number 9

End Diameter

1.174 inches first end

First Step Length

0.650 inches first end

First Step Diameter

1.182 inches first end

Second Step Length

1.090 inches second end

Second Step Diameter

1.250 inches first end

Third Step Length

1.199 inches first end

Third Step Diameter

1.345 inches first end

Material

Steel

Surface Treatment

Oxide

Style Designator

Protruding hubs

Test Data Document

81343-ams2640 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

001572155

NSN

3020001572155

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

5019T38P01

Cage Code:

99207

Status:

MSDS:

Part Number:

5022T96P01

Cage Code:

99207

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 3020-00-157-2155

What are the manufacturers of nsn 3020001572155?

General Electric Company (99207)
Precision Gear Incorporated (21540)

Does this nsn 3020001572155 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020001572155
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 3020001572155 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020001572155 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020001572155?
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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