Helical Gear NSN 3020-00-238-7669

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: 3020-00-238-7669

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Features and Characteristics

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

2.3330 inches

Teeth Quantity

Bore Style

W/ keyway both ends

Mounting Hole Thread Series Designator

Unc axially through body, second end

Mounting Hole Thready Qty Per Inch (tpi)

18 axially through body, first end

Mounting Hole Thread Size

0.312 inches axially through body, second end

Mounting Hole Type And Quantity

2 threaded axially through body, second end

Outside Diameter

2.6655 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Right

Pressure Angle

20.0000 degrees

Helix Angle

10.0000 degrees

Face Width

3.625 inches

Bore Diameter

0.876 inches both ends

Keyway Width

0.187 inches both ends

Distance From Bore Center To Keyway Bottom

0.530 inches both ends

Bolt Hole Circle Diameter

1.312 inches axially through body, first end

Special Features

Holes located 90 degrees from keyway

Material

Copper alloy

Style Designator

Hubless

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002387669

NSN

3020002387669

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

82312S41-188PC34

Cage Code:

80064

Status:

MSDS:

Part Number:

2518

Cage Code:

54641

Status:

MSDS:

Part Number:

H8688PC34

Cage Code:

54641

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 3020-00-238-7669

What are the manufacturers of nsn 3020002387669?

Naval Ship Systems Command (80064)
Lear Siegler Inc (54641)

Does this nsn 3020002387669 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002387669
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 3020002387669 contain any precious metals?
No precious metal content.

Does nsn 3020002387669 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002387669?
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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