Spur Gear NSN 3020-00-684-1257

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: 3020-00-684-1257

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Features and Characteristics

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

1.8750 inches

Teeth Quantity

180

Bore Style

Plain both ends

Mounting Hole Type And Quantity

1 plain transversely through hub, first end

Outside Diameter

0.189 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.250 inches first end

Face Width

0.125 inches

Bore Diameter

0.250 inches both ends

Hub Style Designator

Plain first end

Hub Diameter

0.500 inches first end

Mounting Hole Diameter

0.096 inches transversely through hub, first end

Material

Aluminum alloy 6061

Material Specification

Qq-a-225/8, t6 federal specification single material response

Surface Treatment

Chromate

Surface Treatment Specification

Mil-c-5541 military specification single treatment response

Style Designator

Protruding hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

006841257

NSN

3020006841257

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

1988883

Cage Code:

10001

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 3020-00-684-1257

What are the manufacturers of nsn 3020006841257?

Navair And Navsea Managed (10001)

Does this nsn 3020006841257 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020006841257
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 3020006841257 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020006841257 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020006841257?
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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