Spur Gear NSN 3020-00-181-2779

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: 3020-00-181-2779

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Features and Characteristics

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

Between 0.4355 inches and 0.4375 inches

Teeth Quantity

Bore Style

Plain both ends

Mounting Hole Thread Series Designator

Unc transversely through hub, first end

Mounting Hole Thready Qty Per Inch (tpi)

56 transversely through hub, first end

Mounting Hole Thread Size

0.070 inches transversely through hub, first end

Mounting Hole Type And Quantity

2 threaded transversely through hub, first end

Outside Diameter

0.466 inches

Nominallength

0.234 inches

Tooth Form

Stub

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.010 inches second end

Face Width

0.083 inches

Bore Diameter

0.125 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

0.280 inches second end

Material

Copper alloy 377

Material Specification

Qq-b-626, comp 21 federal specification single material response

Surface Treatment

Cadmium and chromate

Style Designator

Protruding hubs

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

001812779

NSN

3020001812779

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

44P233816-21-11

Cage Code:

98738

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 3020-00-181-2779

What are the manufacturers of nsn 3020001812779?

Herley Chicago (98738)

Does this nsn 3020001812779 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020001812779
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 3020001812779 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020001812779 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020001812779?
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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