Helical Gear NSN 3020-00-275-8020

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: 3020-00-275-8020

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Features and Characteristics

Body Style

Plain, solid

Pitch Diameter

4.3137 inches

Teeth Quantity

Bore Style

W/ keyway both ends

Hardness Rating

46.0 rockwell c teeth and 52.0 rockwell c teeth

Outside Diameter

4.6470 inches

Nominallength

3.500 inches

Teeth Type

Double helix, solid

Tooth Form

Standard

Tooth Direction

Left

Pressure Angle

20.0000 degrees

Helix Angle

15.0000 degrees

Distance Between Body Face And Protruding Hub End

1.160 inches first end

Face Width

3.716 inches

Bore Diameter

2.500 inches both ends

Keyway Width

0.502 inches both ends

Distance From Bore Center To Keyway Bottom

1.482 inches both ends

Hub Style Designator

Plain first end

Hub Diameter

3.750 inches first end

Material

Steel comp 4140

Material Specification

66 federal standard single material response and aisi/sae 4140 assn standard single material response

Style Designator

Protruding hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002758020

NSN

3020002758020

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

5193322

Cage Code:

72582

Status:

MSDS:

Part Number:

GR879

Cage Code:

77873

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 3020-00-275-8020

What are the manufacturers of nsn 3020002758020?

Does this nsn 3020002758020 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002758020
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 3020002758020 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020002758020 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002758020?
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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