Helical Gear NSN 3020-00-391-9532

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: 3020-00-391-9532

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Features and Characteristics

Body Style

Webbed, with lightening holes

Pitch Diameter

10.8000 inches

Teeth Quantity

Bore Style

Plain both ends

Hardness Rating

10.0 rockwell c and 16.0 rockwell c

Outside Diameter

11.0858 inches

Teeth Type

Single helix

Tooth Form

Stub

Tooth Direction

Left

Pressure Angle

20.0000 degrees

Helix Angle

27.3217 degrees

Distance Between Body Face And Protruding Hub End

0.938 inches both ends

Face Width

1.500 inches

Bore Diameter

2.0000 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

2.997 inches second end

Special Features

Two counterweights, one oil plug, two rivets, three oil holes 0.189 in. Dia, one located 1.938 in. From center of bore on 1st end drilled 2.875 in. Deep, two located on hub side 0.688 in. From each hub end, drilled at a 6 degrees angle to meet oil hole drilled from 1st end, fig 2 stamped on side of gear face on centerline between teeth 9deg 31 min cow from upper vertical centerline, fig 4 twelve spaces @cw from fig 2, fig 1 eleven spaces cw from fig 4

Material

Steel

Material Specification

Mil-s-890, class b military specification single material response

Style Designator

Protruding hubs

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

003919532

NSN

3020003919532

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

3237660

Cage Code:

55380

Status:

MSDS:

Part Number:

K-3237660

Cage Code:

18954

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 3020-00-391-9532

What are the manufacturers of nsn 3020003919532?

Does this nsn 3020003919532 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020003919532
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 3020003919532 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020003919532 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020003919532?
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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