Spur Gear NSN 3020-00-517-3937

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: 3020-00-517-3937

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Features and Characteristics

Body Style

Plain, solid

Pitch Diameter

Between 1.2182 inches and 1.2187 inches

Teeth Quantity

Bore Style

Plain both ends

Outside Diameter

1.250 inches

Nominallength

0.390 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.275 inches first end

Face Width

0.125 inches

Bore Diameter

0.187 inches both ends

Hub Style Designator

1 step first end

End Length

0.040 inches first end

End Diameter

0.250 inches first end

First Step Length

0.225 inches first end

First Step Diameter

0.312 inches first end

Special Features

Two holes 0.109 in. Diameter and 0.094 in. Deep drilled into body of gear opposite hub. Holes are 180 beg apart and on the same center line as bore. The center of drilled holes are 0.187 in. From center of bore

Material

Copper alloy 462 or copper alloy 464 or copper alloy 482 or copper alloy 485

Material Specification

Qq-b-636 federal specification single material response

Style Designator

Protruding hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

005173937

NSN

3020005173937

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

1168899

Cage Code:

10001

Status:

MSDS:

Part Number:

23201

Cage Code:

21587

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 3020-00-517-3937

What are the manufacturers of nsn 3020005173937?

Navair And Navsea Managed (10001)
Optical Technology Devices Inc (21587)

Does this nsn 3020005173937 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020005173937
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 3020005173937 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020005173937 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020005173937?
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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