Helical Gear NSN 3020-00-072-0561

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: 3020-00-072-0561

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Features and Characteristics

Body Style

Webbed, offset, solid

Spline Quantity

20 both ends

Pitch Diameter

7.0950 inches

Teeth Quantity

Bore Style

Involute spline both ends

Spline Pitch Diameter

2.7880 inches both ends

Hardness Rating

57.0 rockwell c and 63.0 rockwell c

Outside Diameter

7.424 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Right

Pressure Angle

20.0000 degrees

Helix Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

1.838 inches first end

Face Width

1.7187 inches

Bore Diameter

2.983 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

3.625 inches second end

Material

Steel

Material Specification

Aisi/sae 8620 h assn standard single material response and federal standard 66 federal standard single material response

Style Designator

One protruding hub, one flush hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

000720561

NSN

3020000720561

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

729963

Cage Code:

071G2

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 3020-00-072-0561

What are the manufacturers of nsn 3020000720561?

Does this nsn 3020000720561 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020000720561
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 3020000720561 contain any precious metals?
No precious metal content.

Does nsn 3020000720561 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020000720561?
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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Certificate of Conformance
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