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1412565-77 — GEAR,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1412565-77: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 2.1349 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 77. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-997-2782, 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
1412565-77
NSN: 3020-00-997-2782
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
body_stylePLAIN, SOLID
tooth_formSTANDARD
pitch_diameter2.1349 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity77
style_designatorPROTRUDING HUB
face_nominal_width0.125 INCHES IN
hub_nominal_diameter0.250 INCHES FIRST END IN
bore_nominal_diameter0.187 INCHES BOTH ENDS IN
nominal_overall_length0.405 INCHES IN
precision_classificationQUALITY NUMBER 11
NSN3020-00-997-2782
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 1412565-77 MFR GEAR,SPUR
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.187 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 0.250 INCHES FIRST END IN
•
TEETH QUANTITY: 77
•
BODY STYLE: PLAIN, SOLID
•
PRECISION CLASSIFICATION: QUALITY NUMBER 11
•
NOMINAL OVERALL LENGTH: 0.405 INCHES IN
•
STYLE DESIGNATOR: PROTRUDING HUB
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.187 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER0.250 INCHES FIRST END IN
TEETH QUANTITY77
BODY STYLEPLAIN, SOLID
PRECISION CLASSIFICATIONQUALITY NUMBER 11
NOMINAL OVERALL LENGTH0.405 INCHES IN
STYLE DESIGNATORPROTRUDING HUB
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER2.1349 INCHES NOMINAL IN
TOOTH FORMSTANDARD
SUBSTITUTES & CROSS-REFERENCES 1
45-020-77Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 1412565-77?
1412565-77 is a GEAR,SPUR.
What parts can replace 1412565-77?
There is 1 known substitute for 1412565-77: 45-020-77. Substitute compatibility should be verified for your specific system.
What is the NSN for 1412565-77?
1412565-77 is cataloged in the U.S. Government catalog under NSN 3020-00-997-2782. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.