Spur Gear NSN 3020-00-989-7934

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: 3020-00-989-7934

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Features and Characteristics

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

0.2500 inches

Teeth Quantity

Bore Style

Plain both ends

Backlash Designation

Grade c

Mounting Hole Thread Series Designator

Unc transversely through hub, first end

Mounting Hole Thready Qty Per Inch (tpi)

56 transversely through hub, first end

Mounting Hole Thread Size

0.086 inches transversely through hub, first end

Mounting Hole Type And Quantity

2 threaded transversely through hub, first end

Outside Diameter

0.278 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.219 inches first end

Face Width

0.062 inches

Bore Diameter

0.125 inches both ends

Hub Style Designator

1 groove first end

Hub Diameter

0.250 inches first end

Precision Classification

Quality number 10 or quality number 11

End Diameter

0.250 inches first end

First Groove Width

0.032 inches first end

First Groove Diameter

0.203 inches first end

Distance From End To First Groove

0.203 inches first end

Special Features

Mtg holes spaced 90 degrees apart

Material

Copper alloy

Style Designator

Protruding hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

009897934

NSN

3020009897934

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

A16984ISSUEC

Cage Code:

71313

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 3020-00-989-7934

What are the manufacturers of nsn 3020009897934?

Viking Technologies, Ltd. (71313)
Dar Electronics Inc (42498)

Does this nsn 3020009897934 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020009897934
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 3020009897934 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020009897934 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020009897934?
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
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