Helical Gear NSN 3020-00-264-9640

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: 3020-00-264-9640

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Features and Characteristics

Body Style

Plain, solid

Spline Quantity

10 both ends

Pitch Diameter

6.4200 inches

Teeth Quantity

Bore Style

Straight spline both ends

Hardness Rating

58.0 rockwell c teeth and 61.0 rockwell c teeth

Outside Diameter

6.8700 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Right

Pressure Angle

20.0000 degrees

Helix Angle

23.0000 degrees

Distance Between Body Face And Protruding Hub End

4.4375 inches first end

Face Width

3.750 inches

Bore Diameter

2.9557 inches both ends

Hub Style Designator

1 step first end

End Length

3.9375 inches first end

End Diameter

5.906 inches first end

First Step Length

0.500 inches first end

First Step Diameter

6.500 inches first end

Special Features

Counterbore both ends, 1.125 in. Deep by 4.505 in. Diameter and 1.625 in. Deep by 4.125 in. Dia

Material

Steel

Material Specification

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

Style Designator

Protruding hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002649640

NSN

3020002649640

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

3244185

Cage Code:

55380

Status:

MSDS:

Part Number:

6-1605

Cage Code:

82005

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 3020-00-264-9640

What are the manufacturers of nsn 3020002649640?

Does this nsn 3020002649640 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002649640
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 3020002649640 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020002649640 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002649640?
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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