The GEAR CLUSTER is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, bore_style: PLAIN BOTH ENDS, design_type: SPUR SECOND GEAR, construction: SOLID, attachment_method: MOUNTING HOLE, hub_nominal_length: 0.6720 INCHES FIRST END IN. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-775-0255, 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
9174789
NSN:3020-00-775-0255 FSC:3020 — Gears, Pulleys, Sprockets, and Transmission Chain CAGE:18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
material
ALUMINUM ALLOY 2024 OVERALL
bore_style
PLAIN BOTH ENDS
design_type
SPUR SECOND GEAR
construction
SOLID
attachment_method
MOUNTING HOLE
hub_nominal_length
0.6720 INCHES FIRST END IN
backlash_designation
GRADE C ALL GEARS
hub_nominal_diameter
0.749 INCHES FIRST END IN
hub_style_designator
PLAIN BETWEEN FIRST AND SECOND GEAR
bore_nominal_diameter
0.250 INCHES BOTH ENDS IN
nominal_overall_length
1.016 INCHES IN
nominal_outside_diameter
2.250 INCHES FIRST GEAR IN
NSN
3020-00-775-0255
COMPONENT DIAGRAM
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.250 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 1.000 INCHES SECOND END IN
•
BACKLASH DESIGNATION: GRADE C ALL GEARS
•
DESIGN TYPE: SPUR SECOND GEAR
•
BORE STYLE: PLAIN BOTH ENDS
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER
0.250 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER
1.000 INCHES SECOND END IN
HUB NOMINAL DIAMETER
1.000 INCHES BETWEEN FIRST AND SECOND GEAR IN
HUB NOMINAL DIAMETER
0.749 INCHES FIRST END IN
BACKLASH DESIGNATION
GRADE C ALL GEARS
DESIGN TYPE
SPUR SECOND GEAR
DESIGN TYPE
SPUR FIRST GEAR
BORE STYLE
PLAIN BOTH ENDS
PRECISION CLASSIFICATION
QUALITY NUMBER 10 OR QUALITY NUMBER 11 ALL GEARS
NOMINAL OVERALL LENGTH
1.016 INCHES IN
OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 9174789?
9174789 is a GEAR CLUSTER.
What parts can replace 9174789?
There is 1 known substitute for 9174789: A97-202-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 9174789?
9174789 is cataloged in the U.S. Government catalog under NSN 3020-00-775-0255. This indicates validated use in U.S. government and defense supply chains.
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