Helical Gear NSN 3020-00-275-0988

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: 3020-00-275-0988

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Features and Characteristics

Body Style

Webbed, offset, solid

Pitch Diameter

4.7500 inches

Teeth Quantity

Bore Style

Plain both ends

Hardness Rating

10.0 rockwell c and 13.0 rockwell c

Outside Diameter

4.999 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Right

Pressure Angle

14.5000 degrees

Helix Angle

25.8167 degrees

Distance Between Body Face And Protruding Hub End

1.0625 inches first end

Face Width

1.2475 inches

Bore Diameter

0.7500 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

1.7475 inches both ends

Special Features

Athree oil holes 3/16 in.Dia, one located 5/8 in.Above centerline on hub end and drilled 2-3/4 in.Deep, two located hub side5/8 in.From first hub end and drilled to meet oil hole drilledin hub end

Material

Steel comp ez

Material Specification

Mil-s-869, class b military specification single material response

Style Designator

Protruding hubs

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002750988

NSN

3020002750988

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

3273838

Cage Code:

55380

Status:

MSDS:

Part Number:

K-3273838

Cage Code:

18954

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 3020-00-275-0988

What are the manufacturers of nsn 3020002750988?

Does this nsn 3020002750988 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002750988
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 3020002750988 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020002750988 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002750988?
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
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