Spur Gear NSN 3020-01-493-6049

Item Description

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

NSN: 3020-01-493-6049

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Features and Characteristics

Body Style

Plain, with lightening holes

Serration Quantity

20 both ends

Pitch Diameter

20.0000 inches

Teeth Quantity

Bore Style

Serrated both ends

Serration Pitch Diameter

2.5000 inches both ends

Outside Diameter

20.6630 inches

Pressure Angle

30.0000 degrees

Distance Between Body Face And Protruding Hub End

3.2500 inches both ends

Face Width

7.0000 inches

Hub Style Designator

Plain both ends

Hub Diameter

4.9890 inches both ends

Part Name Assigned By Controlling Agency

Pinion

Special Features

Nha torpedo tube shutter door dive gear assembly; each hub counterbored 3.0000 inches diameter x 3.2500 inches deep; serrated spline is centered in gear 3.2500 inches from each end

Material

Copper alloy 957

Material Specification

Mil-b-24480 military specification single material response

Style Designator

Protuding hubs

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

014936049

NSN

3020014936049

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

751-6405235-5

Cage Code:

53711

Status:

MSDS:

Part Number:

211049530

Cage Code:

53711

Status:

MSDS:

Part Number:

6405235

Cage Code:

53711

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 3020-01-493-6049

What are the manufacturers of nsn 3020014936049?

Naval Sea Systems Command (53711)

Does this nsn 3020014936049 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020014936049
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. see also gear, antibacklash, spur. for bulk material, see rod, pinion.

Does nsn 3020014936049 contain any precious metals?
No precious metal content.

Does nsn 3020014936049 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020014936049?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05466

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
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