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GYLC 669 — GEAR CLUSTER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

GYLC 669: GEAR CLUSTER.

The GEAR CLUSTER is a the manufacturer industrial component. Key specifications include material: STEEL ALL GEARSSTEEL ALL GEARS, bore_style: PLAIN BOTH ENDSPLAIN BOTH ENDS, design_type: SPUR SECOND GEARSPUR SECOND GEAR, hardness_rating: 34.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH50.0 ROCKWELL C MAXIMUM TEETH, surface_treatment: OXIDE OVERALLOXIDE OVERALL, hub_nominal_length: 0.016 INCHES FIRST END0.016 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-600-9470, 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
GYLC 669
NSN: 3020-00-600-9470
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 05624 — GE AVIATION SYSTEMS LLC DBA GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL ALL GEARSSTEEL ALL GEARS
bore_stylePLAIN BOTH ENDSPLAIN BOTH ENDS
design_typeSPUR SECOND GEARSPUR SECOND GEAR
hardness_rating34.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH50.0 ROCKWELL C MAXIMUM TEETH
surface_treatmentOXIDE OVERALLOXIDE OVERALL
hub_nominal_length0.016 INCHES FIRST END0.016 INCHES FIRST END IN
hub_nominal_diameter0.343 INCHES FIRST END0.343 INCHES FIRST END IN
hub_style_designatorPLAIN FIRST ENDPLAIN FIRST END
bore_nominal_diameter0.156 INCHES BOTH ENDS0.156 INCHES BOTH ENDS IN
nominal_outside_diameter0.343 INCHES SECOND GEAR0.343 INCHES SECOND GEAR IN
material_document_and_classificationMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEARMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEAR
NSN3020-00-600-9470
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR CLUSTER TITLE COMPONENT PN GYLC 669 MFR GEAR CLUSTER
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.156 INCHES BOTH ENDS0.156 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 0.343 INCHES FIRST END0.343 INCHES FIRST END IN
•
DESIGN TYPE: SPUR SECOND GEARSPUR SECOND GEAR
•
BORE STYLE: PLAIN BOTH ENDSPLAIN BOTH ENDS
•
HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH50.0 ROCKWELL C MAXIMUM TEETH
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEARMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEAR
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.156 INCHES BOTH ENDS0.156 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER0.343 INCHES FIRST END0.343 INCHES FIRST END IN
DESIGN TYPESPUR SECOND GEARSPUR SECOND GEAR
DESIGN TYPESPUR FIRST GEARSPUR FIRST GEAR
BORE STYLEPLAIN BOTH ENDSPLAIN BOTH ENDS
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH50.0 ROCKWELL C MAXIMUM TEETH
HARDNESS RATING47.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM HUB50.0 ROCKWELL C MAXIMUM HUB
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEARMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-628 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEARQQ-S-628 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR
HUB STYLE DESIGNATORPLAIN FIRST ENDPLAIN FIRST END
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.
3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is GYLC 669?
GYLC 669 is a GEAR CLUSTER.
What is the NSN for GYLC 669?
GYLC 669 is cataloged in the U.S. Government catalog under NSN 3020-00-600-9470. This indicates validated use in U.S. government and defense supply chains.
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