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YD21 — GEAR,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

YD21: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLIDPLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDSW/ KEYWAY BOTH ENDS, tooth_form: STANDARDSTANDARD, pitch_diameter: 1.7500 INCHES NOMINAL1.7500 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-145-5673, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
YD21
NSN: 3020-01-145-5673
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePLAIN, SOLIDPLAIN, SOLID
bore_styleW/ KEYWAY BOTH ENDSW/ KEYWAY BOTH ENDS
tooth_formSTANDARDSTANDARD
pitch_diameter1.7500 INCHES NOMINAL1.7500 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES20.0000 DEGREES
teeth_quantity2121
style_designatorPROTRUDING HUBPROTRUDING HUB
attachment_methodMOUNTING HOLEMOUNTING HOLE
face_nominal_width1.000 INCHES1.000 INCHES IN
hub_nominal_diameter1.391 INCHES FIRST END1.391 INCHES FIRST END IN
hub_style_designatorPLAIN FIRST ENDPLAIN FIRST END
NSN3020-01-145-5673
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN YD21 MFR GEAR,SPUR
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.095 INCHES BOTH ENDS0.095 INCHES BOTH ENDS IN
•
BORE NOMINAL DIAMETER: 0.751 INCHES BOTH ENDS0.751 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 1.391 INCHES FIRST END1.391 INCHES FIRST END IN
•
TEETH QUANTITY: 2121
•
BODY STYLE: PLAIN, SOLIDPLAIN, SOLID
•
BORE STYLE: W/ KEYWAY BOTH ENDSW/ KEYWAY BOTH ENDS
•
MOUNTING HOLE TYPE AND QUANTITY: 2 THREADED AXIALLY THROUGH BODY FIRST END2 THREADED AXIALLY THROUGH BODY FIRST END
•
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.625 INCHES FIRST END0.625 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.095 INCHES BOTH ENDS0.095 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER0.751 INCHES BOTH ENDS0.751 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER1.391 INCHES FIRST END1.391 INCHES FIRST END IN
TEETH QUANTITY2121
BODY STYLEPLAIN, SOLIDPLAIN, SOLID
BORE STYLEW/ KEYWAY BOTH ENDSW/ KEYWAY BOTH ENDS
MOUNTING HOLE TYPE AND QUANTITY2 THREADED AXIALLY THROUGH BODY FIRST END2 THREADED AXIALLY THROUGH BODY FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.625 INCHES FIRST END0.625 INCHES FIRST END IN
STYLE DESIGNATORPROTRUDING HUBPROTRUDING HUB
PITCH DIAMETER1.7500 INCHES NOMINAL1.7500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
CV60-703-2298083Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is YD21?
YD21 is a GEAR,SPUR.
What parts can replace YD21?
There is 1 known substitute for YD21: CV60-703-2298083. Substitute compatibility should be verified for your specific system.
What is the NSN for YD21?
YD21 is cataloged in the U.S. Government catalog under NSN 3020-01-145-5673. This indicates validated use in U.S. government and defense supply chains.
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