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50865-8 — GEAR,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

50865-8: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 2.8310 INCHES NOMINAL IN, pressure_angle: 14.5000 DEGREES, teeth_quantity: 136. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-517-2147, 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
50865-8
NSN: 3020-00-517-2147
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 01843 — AMBAC INTERNATIONAL CORPORATION DIV AMBAC INTERNATIONAL (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
body_stylePLAIN, SOLID
tooth_formSTANDARD
pitch_diameter2.8310 INCHES NOMINAL IN
pressure_angle14.5000 DEGREES
teeth_quantity136
style_designatorHUBLESS
attachment_methodMOUNTING HOLE
face_nominal_width0.125 INCHES IN
precision_classificationQUALITY NUMBER 5 OR QUALITY NUMBER 6
material_document_and_classificationQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3020-00-517-2147
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 50865-8 MFR GEAR,SPUR
KEY FEATURES
•
TEETH QUANTITY: 136
•
BODY STYLE: PLAIN, SOLID
•
PRECISION CLASSIFICATION: QUALITY NUMBER 5 OR QUALITY NUMBER 6
•
STYLE DESIGNATOR: HUBLESS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PITCH DIAMETER: 2.8310 INCHES NOMINAL IN
•
TOOTH FORM: STANDARD
•
PRESSURE ANGLE: 14.5000 DEGREES
TECHNICAL CHARACTERISTICS
TEETH QUANTITY136
BODY STYLEPLAIN, SOLID
PRECISION CLASSIFICATIONQUALITY NUMBER 5 OR QUALITY NUMBER 6
STYLE DESIGNATORHUBLESS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER2.8310 INCHES NOMINAL IN
TOOTH FORMSTANDARD
PRESSURE ANGLE14.5000 DEGREES
MATERIALALUMINUM ALLOY 2024 OVERALL
ATTACHMENT METHODMOUNTING HOLE
SUBSTITUTES & CROSS-REFERENCES 5
R11249Reference document
Same NSN cross-reference
Reference document — Secondary reference
206-418Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
50865-8MK5M0D2Reference document
Same NSN cross-reference
Reference document — Secondary reference
979-1B461Reference document
Same NSN cross-reference
Reference document — Secondary reference
B21349Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 50865-8?
50865-8 is a GEAR,SPUR.
What parts can replace 50865-8?
There are 5 known substitutes for 50865-8: R11249, 206-418, 50865-8MK5M0D2 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50865-8?
50865-8 is cataloged in the U.S. Government catalog under NSN 3020-00-517-2147. 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.