Worm Wheel Gear NSN 3020-00-385-7976

Item Description

A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a gear (1), worm. See also gear, antibacklash, worm wheel.

NSN: 3020-00-385-7976

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Features and Characteristics

Body Style

Spoked, offset

Spline Quantity

31 both ends

Pitch Diameter

5.8870 inches

Teeth Quantity

Face Type

Concave

Bore Style

Involute spline both ends

Spline Pitch Diameter

1.9375 inches both ends

Outside Diameter

6.165 inches

Tooth Direction

Left

Throat Radius

0.729 inches

Mating Thread Lead Quantity

Pressure Angle

28.0000 degrees

Helix Angle

30.0000 degrees

Distance Between Body Face And Protruding Hub End

0.519 inches first end

Face Width

0.968 inches

Bore Diameter

2.061 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

2.875 inches both ends

Special Features

Second end counterbore 2.125 in.Dia, 0.468in.Deep

Material

Copper alloy

Style Designator

Protruding hubs

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

003857976

NSN

3020003857976

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8404001

Cage Code:

19204

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 3020-00-385-7976

What are the manufacturers of nsn 3020003857976?

Army, United States Department Of (19204)

Does this nsn 3020003857976 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020003857976
A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a gear (1), worm. see also gear, antibacklash, worm wheel.

Does nsn 3020003857976 contain any precious metals?
No precious metal content.

Does nsn 3020003857976 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020003857976?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05468

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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