Spur Gear NSN 3020-00-678-4238

Item Description

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

NSN: 3020-00-678-4238

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Features and Characteristics

Body Style

Webbed, offset, solid

Attachment Method

Mounting hole

Pitch Diameter

5.5000 inches

Teeth Quantity

Bore Style

Tapered w/keyway both ends

Mounting Hole Thread Series Designator

Unf axially through body, first end

Mounting Hole Thready Qty Per Inch (tpi)

24 axially through body, first end

Hardness Rating

45.0 rockwell c and 52.0 rockwell c

Mounting Hole Thread Size

0.312 inches transversely through face

Mounting Hole Type And Quantity

3 threaded axially through body, first end

Outside Diameter

5.747 inches

Nominallength

1.910 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

1.030 inches first end

Distance Between Body Face And Recessed Hub End

0.630 inches second end

Face Width

0.880 inches

Keyway Width

0.252 inches both ends

Distance From Bore Center To Keyway Bottom

0.679 inches second end

Taper Major Diameter

1.358 inches second end

Hub Style Designator

Plain both ends

Hub Diameter

2.090 inches second end

Bolt Hole Circle Diameter

3.120 inches axially through body, first end

Material

Steel

Material Specification

Mil-s-13048 military specification single material response

Style Designator

One protruding hub, one recessed hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

006784238

NSN

3020006784238

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8682691

Cage Code:

19207

Status:

MSDS:

Part Number:

3020006784238

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 3020-00-678-4238

What are the manufacturers of nsn 3020006784238?

U S Army Tank Automotive Command (19207)
L3 Technologies, Inc. (02978)
Satair A/s (R1120)
E.c.a Etablissement (SCY13)

Does this nsn 3020006784238 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020006784238
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. see also gear, antibacklash, spur. for bulk material, see rod, pinion.

Does nsn 3020006784238 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020006784238 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020006784238?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

05466

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
Quality Fast Service