Spur Gear NSN 3020-01-230-0139

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: 3020-01-230-0139

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Features and Characteristics

Body Style

Plain, solid

Pitch Diameter

3.7500 inches

Teeth Quantity

Bore Style

Plain both ends

Hardness Rating

30.0 rockwell c and 38.0 rockwell c

Outside Diameter

3.850 inches

Tooth Form

Standard

Flange Diameter

2.920 inches

Pilot Length

0.362 inches

Pressure Angle

20.0000 degrees

Flange Thickness

0.249 inches

Face Width

0.200 inches

Bore Diameter

0.751 inches both ends

Bore Depth

1.791 inches both ends

Distance Between Outer Body Face And Inner Flange Face

1.180 inches

Hub Diameter

1.000 inches between body and flange

Precision Classification

Quality number 8

Pilot Diameter

1.498 inches

Material

Steel

Surface Treatment

Phosphate

Style Designator

Flanged end with pilot

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

012300139

NSN

3020012300139

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

142D5083

Cage Code:

05606

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 3020-01-230-0139

What are the manufacturers of nsn 3020012300139?

General Dynamics-ots, Inc. (05606)

Does this nsn 3020012300139 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020012300139
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 3020012300139 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020012300139 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020012300139?
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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