Helical Gear NSN 3020-00-554-8539

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: 3020-00-554-8539

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Features and Characteristics

Body Style

Webbed, offset, solid

Pitch Diameter

2.4420 inches

Teeth Quantity

Bore Style

Plain both ends

Outside Diameter

2.5830 inches

Teeth Type

Single helix

Tooth Direction

Right

Pressure Angle

14.5000 degrees

Helix Angle

3.6555 degrees

Distance Between Body Face And Recessed Hub End

0.4380 inches first end

Face Width

1.500 inches

Bore Diameter

1.1250 inches both ends

Hub Style Designator

1 step first end

End Length

0.6880 inches first end

End Diameter

1.4380 inches first end

First Step Length

0.1880 inches first end

First Step Diameter

1.5940 inches first end

Material

Steel

Material Specification

Mil-s-890, class bs military specification single material response

Style Designator

Recessed hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

005548539

NSN

3020005548539

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

2JB996

Cage Code:

88657

Status:

MSDS:

Part Number:

2JB996-1

Cage Code:

90099

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 3020-00-554-8539

What are the manufacturers of nsn 3020005548539?

Westinghouse Electric Corp (88657)
Northrop Grumman Systems Corporation (90099)
Westinghouse Electric Corp (79500)

Does this nsn 3020005548539 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020005548539
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 3020005548539 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020005548539 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020005548539?
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
Quality Inspected Parts
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