Spur Gear NSN 3020-00-049-8521

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: 3020-00-049-8521

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Features and Characteristics

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

8.1250 inches

Teeth Quantity

390

Bore Style

Plain both ends

Mounting Hole Thread Series Designator

Unc axially through body, first end

Mounting Hole Thready Qty Per Inch (tpi)

40 axially through body, first end

Mounting Hole Thread Size

0.112 inches axially through body, first end

Mounting Hole Type And Quantity

4 threaded axially through body, first end

Outside Diameter

8.167 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Face Width

0.125 inches

Bore Diameter

7.500 inches both ends

Precision Classification

Quality number 5 or quality number 6

Bolt Hole Circle Diameter

7.750 inches axially through body, first end

Material

Copper alloy

Style Designator

Hubless

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

000498521

NSN

3020000498521

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

1937-2-B101

Cage Code:

06003

Status:

MSDS:

Part Number:

1937-2B101REV1

Cage Code:

06003

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 3020-00-049-8521

What are the manufacturers of nsn 3020000498521?

Kft Fire Trainer, Llc (06003)

Does this nsn 3020000498521 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020000498521
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 3020000498521 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020000498521 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020000498521?
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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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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