Spur Gear NSN 3020-01-189-8870

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: 3020-01-189-8870

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Features and Characteristics

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

1.7500 inches

Teeth Quantity

Bore Style

10a w/ keyway both ends

Mounting Hole Thread Series Designator

Unc transversely through hub, second end

Mounting Hole Thread Size

0.112 inches transversely through hub, second end

Mounting Hole Type And Quantity

1 threaded transversely through hub, second end

Outside Diameter

1.832 inches

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.290 inches second end

Body Recess Depth

0.137 inches first end

Face Width

0.250 inches

Bore Diameter

0.375 inches both ends

Keyway Width

0.125 inches both ends

Distance From Bore Center To Keyway Bottom

0.231 inches both ends

Hub Style Designator

1 step second end

End Length

0.070 inches second end

End Diameter

0.625 inches second end

First Step Length

0.220 inches second end

First Step Diameter

0.875 inches second end

Special Features

Mounting hole located first step second end hub

Material

Steel

Material Specification

Mil-s-6709 military specification single material response

Surface Treatment

Phosphate manganese

Surface Treatment Specification

Mil-p-16232 type m class 1 military specification single treatment response

Style Designator

Protruding hub, recessed body

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

011898870

NSN

3020011898870

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

242437

Cage Code:

09205

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 3020-01-189-8870

What are the manufacturers of nsn 3020011898870?

Lockheed Martin Corp (09205)

Does this nsn 3020011898870 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020011898870
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 3020011898870 contain any precious metals?
No precious metal content.

Does nsn 3020011898870 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020011898870?
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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