Bevel Gear NSN 3020-00-657-5972

Item Description

A gear in the form of a frustum of a cone, with straight, skewed, or curved teeth, cut on the external face. See also gear, antibacklash, bevel.

NSN: 3020-00-657-5972

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Features and Characteristics

Body Style

Webbed, offset, solid

Attachment Method

Mounting hole

Pitch Diameter

4.0000 inches

Teeth Quantity

Bore Style

Plain both ends

Hardness Rating

26.0 rockwell c teeth and 40.0 rockwell c teeth

Mounting Hole Type And Quantity

3 plain axially through body, first end

Outside Diameter

4.283 inches

Nominallength

3.625 inches

Teeth Type

Straight

Pressure Angle

20.0000 degrees

Pitch Angle

45.0000 degrees

Distance Between Body Face And Protruding Hub End

2.750 inches second end

Face Width

0.850 inches

Bore Diameter

1.250 inches both ends

Hub Style Designator

Externally splined, involute splines second end

Mounting Hole Diameter

0.188 inches axially through body, first end

Bolt Hole Circle Diameter

2.000 inches axially through body, first end

Hub Spline Quantity

33 second end

Hub Spline Pitch Diameter

1.6500 inches second end

Material

Steel comp 8620 or steel comp 4620h

Material Specification

Qq-s-624, cond n federal specification all material responses

Surface Treatment

Copper teeth

Surface Treatment Specification

Mil-c-14550, class 3 or 4 military specification single treatment response teeth

Style Designator

Peripheral face, back hub protruding

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

006575972

NSN

3020006575972

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

1202378

Cage Code:

53711

Status:

MSDS:

Part Number:

DSG1388

Cage Code:

01227

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 3020-00-657-5972

What are the manufacturers of nsn 3020006575972?

Does this nsn 3020006575972 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020006575972
A gear in the form of a frustum of a cone, with straight, skewed, or curved teeth, cut on the external face. see also gear, antibacklash, bevel.

Does nsn 3020006575972 contain any precious metals?
No precious metal content.

Does nsn 3020006575972 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020006575972?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05463

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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