Spur Gear NSN 3020-00-003-1040

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: 3020-00-003-1040

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Features and Characteristics

Body Style

Webbed, solid

Attachment Method

Mounting hole

Pitch Diameter

1.8750 inches

Teeth Quantity

Bore Style

W/ keyway both ends

Mounting Hole Thread Series Designator

Unc transversely through hub, first end

Mounting Hole Thready Qty Per Inch (tpi)

32 transversely through hub, first end

Hardness Rating

33.0 rockwell c and 37.0 rockwell c

Mounting Hole Thread Size

0.164 inches transversely through hub, first end

Mounting Hole Type And Quantity

2 threaded transversely through hub, first end

Outside Diameter

1.954 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.372 inches first end

Face Width

0.318 inches

Bore Diameter

0.570 inches both ends

Keyway Width

0.125 inches both ends

Distance From Bore Center To Keyway Bottom

0.354 inches both ends

Hub Style Designator

Pinned first end

Hub Diameter

0.820 inches first end

Precision Classification

Quality number 9

Material

Steel comp 4130

Surface Treatment

Phosphate

Style Designator

One protruding hub, one flush hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

000031040

NSN

3020000031040

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

11691412

Cage Code:

19204

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 3020-00-003-1040

What are the manufacturers of nsn 3020000031040?

Army, United States Department Of (19204)

Does this nsn 3020000031040 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020000031040
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 3020000031040 contain any precious metals?
No precious metal content.

Does nsn 3020000031040 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020000031040?
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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