Worm Gear NSN 3020-00-904-4556

Item Description

A gear with teeth on its outer surface in the form of helical threads.

NSN: 3020-00-904-4556

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Features and Characteristics

Attachment Method

Mounting hole

Pitch Diameter

0.3445 inches

Bore Style

Plain first end

Mounting Hole Thread Series Designator

Unc axially through hub, first end

Mounting Hole Thready Qty Per Inch (tpi)

40 axially through hub, first end

Hardness Rating

35.0 rockwell c and 40.0 rockwell c

Mounting Hole Thread Size

0.112 inches axially through hub, first end

Mounting Hole Type And Quantity

1 threaded axially through hub, first end

Nominallength

0.670 inches

Thread Form Quantity

Thread Form Direction

Right-hand

Pressure Angle

14.5000 degrees

Helix Angle

3.46648 degrees

Distance Between Body Face And Protruding Hub End

0.360 inches first end

Face Width

0.310 inches

Special Features

Outside diameter 0.382min 0.386max in.; bore provision included; bore diameter 0.155min 0.1555max in.; bore length 0.670 in.; straight gear teeth type; gear thread lead 0.0654 in.; circular pitch 0.06545 in.

Material

Steel comp 416

Material Specification

Qq-s-764, type 416, cond t/canceled federal specification single material response

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

009044556

NSN

3020009044556

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

10186639

Cage Code:

18876

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 3020-00-904-4556

What are the manufacturers of nsn 3020009044556?

U S Army Aviation And Missile (18876)

Does this nsn 3020009044556 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020009044556
A gear with teeth on its outer surface in the form of helical threads.

Does nsn 3020009044556 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020009044556 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020009044556?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05467

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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