NSN 3020-00-347-9380

Helical Gear

FSC: 3020 NIIN: 003479380

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Product Characteristics

NSN:

3020003479380

Demilitarization:

INC:

05464

Shelf Life:

N/A

Body Style:

Plain, solid

Attachment Method:

Mounting hole

Pitch Diameter:

4.9520 inches

Teeth Quantity:

Bore Style:

W/ keyway both ends

Mounting Hole Thread Series Designator:

Unc axially through body, first end

Hardness Rating:

32.0 rockwell c

Mounting Hole Thread Size:

0.250 inches axially through body, first end

Mounting Hole Type And Quantity:

2 threaded axially through body, first end

Outside Diameter:

5.1995 inches

Teeth Type:

Single helix

Tooth Form:

Standard

Tooth Direction:

Left

Pressure Angle:

20.0000 degrees

Helix Angle:

10.1500 degrees

Distance Between Body Face And Protruding Hub End:

2.313 inches first end

Face Width:

1.000 inches

Bore Diameter:

1.751 inches first end

Keyway Width:

0.376 inches first end

Distance From Bore Center To Keyway Bottom:

1.048 inches first end

Hub Style Designator:

2 steps first end

End Length:

0.750 inches first end

End Diameter:

2.372 inches first end

First Step Length:

0.923 inches first end

First Step Diameter:

2.363 inches first end

Second Step Length:

0.640 inches first end

Second Step Diameter:

2.750 inches first end

Bolt Hole Circle Diameter:

3.500 inches axially through body, first end

Special Features:

One mtg hole on tops keyway, one mtg hole 180 dep apart

Material:

Steel comp 4140

Style Designator:

Protruding hub

Part Numbers

7776C35
TRIUMPH GEAR SYSTEMS, INC.
77923
TELEDYNE INDUSTRIES INC

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

8483409000 - Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately.

Professional Distribution

ITAR Registered
DDTC Registered
HAZMAT Certified
AS9120 Quality Standards
100% Quality Inspections

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Cage Codes

TRIUMPH GEAR SYSTEMS, INC. - 82402

TELEDYNE INDUSTRIES INC - 86768