Internal Gear NSN 3020-01-045-9204

Item Description

A gear with teeth formed on the inner surface of a cylinder or cone.

NSN: 3020-01-045-9204

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Features and Characteristics

Body Style

Plain, solid

Spline Quantity

39 both ends

Attachment Method

Mounting hole

Pitch Diameter

5.4545 inches

Teeth Quantity

Bore Style

Involute spline both ends

Spline Pitch Diameter

1.6250 inches both ends

Backlash Designation

Grade a

Mounting Hole Thread Series Designator

Unf axially through flange

Hardness Rating

35.0 rockwell c and 38.0 rockwell c

Mounting Hole Thread Size

0.458 inches axially through flange

Mounting Hole Type And Quantity

2 threaded axially through flange

Outside Diameter

6.090 inches

Width Across Flats

4.250 inches

Nominallength

2.530 inches

Teeth Type

Spur

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.645 inches first end

Face Width

1.580 inches

Bore Diameter

1.714 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

2.140 inches first end

Precision Classification

Quality number 8

Material

Steel comp 4140 or steel comp 8640

Material Specification

Astm a332 assn standard 1st material response or astm a331 assn standard 2nd material response

Surface Treatment

Phosphate zinc

Surface Treatment Specification

Mil-std-171 fn5.3.2.2 military standard single treatment response

Style Designator

Solid back ring, protruding hub, recessed hub

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

010459204

NSN

3020010459204

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8447497

Cage Code:

19204

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 3020-01-045-9204

What are the manufacturers of nsn 3020010459204?

Army, United States Department Of (19204)

Does this nsn 3020010459204 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020010459204
A gear with teeth formed on the inner surface of a cylinder or cone.

Does nsn 3020010459204 contain any precious metals?
No precious metal content.

Does nsn 3020010459204 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020010459204?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05465

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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