NSN 3020-00-020-3954

Spur Antibacklash Gear

FSC: 3020 NIIN: 000203954

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Product Characteristics

NSN:

3020000203954

Demilitarization:

INC:

26668

Shelf Life:

N/A

Attachment Method:

Mounting hole

Pitch Diameter:

1.2500 inches

Teeth Quantity:

Bore Style:

Plain both ends

Backlash Designation:

Grade a

Mounting Hole Thread Series Designator:

Unc axially through hub, second end

Mounting Hole Thread Size:

0.086 inches axially through hub, second end

Mounting Hole Type And Quantity:

1 threaded axially through hub, second end

Outside Diameter:

1.276 inches

Tooth Form:

Standard

Pressure Angle:

20.0000 degrees

Distance Between Body Face And Protruding Hub End:

0.032 inches second end

Face Width:

0.062 inches

Bore Diameter:

0.090 inches both ends

Hub Style Designator:

Plain second end

Hub Diameter:

0.257 inches second end

End Length:

0.138 inches first end

Precision Classification:

Quality number 10 or quality number 11

End Diameter:

0.245 inches first end

First Step Length:

0.031 inches first end

First Step Diameter:

0.625 inches first end

Material:

Steel comp 303 hub

Material Specification:

Qq-s-766, cond a federal specification single material response hub

Surface Treatment:

Passivate

Style Designator:

Protruding hubs

Part Numbers

3157-346
CMC ELECTRONICS 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

CMC ELECTRONICS INC - 90073