Helical Gear NSN 3020-00-245-8317

Item Description

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

NSN: 3020-00-245-8317

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Features and Characteristics

Body Style

Webbed, with lightening holes

Attachment Method

Mounting hole

Pitch Diameter

16.4000 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)

13 transversely through hub, first end

Hardness Rating

92.0 rockwell b

Mounting Hole Thread Size

0.500 inches transversely through hub, first end

Mounting Hole Type And Quantity

1 threaded transversely through hub, first end

Outside Diameter

16.6830 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Right

Pressure Angle

20.0000 degrees

Helix Angle

14.9167 degrees

Distance Between Body Face And Recessed Hub End

0.257 inches both ends

Face Width

3.000 inches

Bore Diameter

3.000 inches both ends

Keyway Width

0.749 inches both ends

Distance From Bore Center To Keyway Bottom

1.7135 inches both ends

Hub Style Designator

Plain second end

Hub Diameter

4.500 inches second end

First Groove Width

0.125 inches first end

First Groove Diameter

4.250 inches first end

Distance From End To First Groove

0.375 inches first end

Special Features

Bore chamfered both ends 1/16 in. By 45 deg

Material

Steel

Material Specification

Mil-s-890, alloy no. 3 military specification single material response

Style Designator

Recessed hubs

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002458317

NSN

3020002458317

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

3213387

Cage Code:

55380

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 3020-00-245-8317

What are the manufacturers of nsn 3020002458317?

Hatch & Kirk, Inc. (55380)
General Motors Corp (72915)

Does this nsn 3020002458317 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002458317
A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. see also gear, antibacklash, helical:

Does nsn 3020002458317 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020002458317 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002458317?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

05464

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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Quality Inspected Parts
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