Helical Gear NSN 3020-00-287-3519

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: 3020-00-287-3519

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Features and Characteristics

Body Style

Webbed, with lightening holes

Pitch Diameter

6.6203 inches

Teeth Quantity

Bore Style

W/ keyway both ends

Hardness Rating

27.0 rockwell c and 32.0 rockwell c

Outside Diameter

6.842 inches

Nominallength

1.750 inches

Teeth Type

Single helix

Tooth Direction

Left

Pressure Angle

20.0000 degrees

Helix Angle

25.0000 degrees

Distance Between Body Face And Protruding Hub End

0.375 inches first end

Distance Between Body Face And Recessed Hub End

0.125 inches second end

Face Width

1.375 inches

Bore Diameter

1.375 inches both ends

Keyway Width

0.500 inches both ends

Distance From Bore Center To Keyway Bottom

0.890 inches both ends

Hub Diameter

2.375 inches second end

End Length

0.125 inches first end

End Diameter

1.938 inches first end

First Step Length

0.250 inches first end

First Step Diameter

2.375 inches first end

Material

Steel

Material Specification

Mil-s-890, alloy no. 2 military specification single material response

Style Designator

One protruding hub, one recessed hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002873519

NSN

3020002873519

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

10ADE8660APC24

Cage Code:

82796

Status:

MSDS:

Part Number:

10ADE8660DPC24

Cage Code:

82796

Status:

MSDS:

Part Number:

13ADD8660APC41

Cage Code:

82796

Status:

MSDS:

Part Number:

13ADD8660EPC41

Cage Code:

82796

Status:

MSDS:

Part Number:

7ADD8660APC24

Cage Code:

82796

Status:

MSDS:

Part Number:

7ADD8660BPC24

Cage Code:

82796

Status:

MSDS:

Part Number:

ADD8652A

Cage Code:

82796

Status:

MSDS:

Part Number:

ADE8652A

Cage Code:

82796

Status:

MSDS:

Part Number:

MADG8660APC41

Cage Code:

82796

Status:

MSDS:

Part Number:

MADG8660EPC41

Cage Code:

82796

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 3020-00-287-3519

What are the manufacturers of nsn 3020002873519?

Coltec Industries Inc (82796)

Does this nsn 3020002873519 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002873519
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 3020002873519 contain any precious metals?
No precious metal content.

Does nsn 3020002873519 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002873519?
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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