Helical Gear NSN 3020-00-971-5020

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: 3020-00-971-5020

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Features and Characteristics

Body Style

Plain, solid

Spline Quantity

22 both ends

Attachment Method

Mounting hole

Pitch Diameter

4.2714 inches

Teeth Quantity

Bore Style

Involute spline both ends

Spline Pitch Diameter

3.1429 inches both ends

Hardness Rating

59.0 rockwell c and 62.0 rockwell c

Mounting Hole Type And Quantity

3 plain transversely through face

Outside Diameter

4.728 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Left

Pressure Angle

17.5000 degrees

Helix Angle

26.1666 degrees

Distance Between Body Face And Protruding Hub End

0.890 inches first end

Face Width

1.281 inches

Bore Diameter

3.303 inches both ends

Hub Style Designator

Plain first end

Hub Diameter

3.938 inches first end

Mounting Hole Diameter

0.156 inches transversely through face

Special Features

Counterore 1st end, dia 3.344 in. Nom by 0.483 in. Nom deep

Material

Steel comp 8620h or steel comp 8720h

Material Specification

66 federal standard all material responses

Style Designator

Protruding hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

009715020

NSN

3020009715020

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8712210

Cage Code:

19207

Status:

MSDS:

Part Number:

62-8-44

Cage Code:

95019

Status:

MSDS:

Part Number:

T406-11A

Cage Code:

31204

Status:

MSDS:

Part Number:

973596R1

Cage Code:

92679

Status:

MSDS:

Part Number:

2520009715020

Cage Code:

SCY13

Status:

MSDS:

Part Number:

3020009715020

Cage Code:

SCY13

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 3020-00-971-5020

What are the manufacturers of nsn 3020009715020?

U S Army Tank Automotive Command (19207)
Dana Corp (95019)
Spalla Inc (22852)
Perfection Clutch (31204)
Dana Commercial Vehicle (72447)
Navistar Intl Corp (92679)
E.c.a Etablissement (SCY13)

Does this nsn 3020009715020 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020009715020
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 3020009715020 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020009715020 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020009715020?
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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