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PartsTable / COMPONENT / 478660R91
478660R91 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GEAR,BEVEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, bore_style: STRAIGHT SPLINE BOTH ENDS, teeth_type: STRAIGHT, pitch_diameter: 8.7272 INCHES NOMINAL IN, spline_quantity: 6 BOTH ENDS, style_designator: SIDE FACE, FRONT HUB RECESSED, BACK HUB PROTRUDING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-249-6210, 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
478660R91
NSN: 3020-00-249-6210
FSC: 3020
CAGE: 92679 — NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
bore_styleSTRAIGHT SPLINE BOTH ENDS
teeth_typeSTRAIGHT
pitch_diameter8.7272 INCHES NOMINAL IN
spline_quantity6 BOTH ENDS
style_designatorSIDE FACE, FRONT HUB RECESSED, BACK HUB PROTRUDING
face_nominal_width2.000 INCHES IN
hub_style_designatorPLAIN BOTH ENDS
nominal_outside_diameter8.7272 INCHES IN
counterbore_nominal_depth0.3125 INCHES SECOND END IN
material_document_and_classificationQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3020-00-249-6210
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,BEVEL TITLE COMPONENT PN 478660R91 MFR GEAR,BEVEL
KEY FEATURES
•
PITCH DIAMETER: 8.7272 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BORE STYLE: STRAIGHT SPLINE BOTH ENDS
•
NOMINAL OUTSIDE DIAMETER: 8.7272 INCHES IN
•
HUB STYLE DESIGNATOR: PLAIN BOTH ENDS
•
FACE NOMINAL WIDTH: 2.000 INCHES IN
•
SPLINE QUANTITY: 6 BOTH ENDS
•
MATERIAL: STEEL COMP 4140 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
PITCH DIAMETER8.7272 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BORE STYLESTRAIGHT SPLINE BOTH ENDS
NOMINAL OUTSIDE DIAMETER8.7272 INCHES IN
HUB STYLE DESIGNATORPLAIN BOTH ENDS
FACE NOMINAL WIDTH2.000 INCHES IN
SPLINE QUANTITY6 BOTH ENDS
MATERIALSTEEL COMP 4140 OVERALL
COUNTERBORE NOMINAL DEPTH0.3125 INCHES SECOND END IN
TEETH TYPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
E101Interchangeable
interchangeable cross-reference
interchangeable
B10-2Interchangeable
interchangeable cross-reference
interchangeable
43654Interchangeable
interchangeable cross-reference
interchangeable
00725665450150Interchangeable
interchangeable cross-reference
interchangeable
4314Interchangeable
Intel Xeon Silver 4314 2.4GHz 16 Core
interchangeable
S624Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 478660R91?
478660R91 is a GEAR,BEVEL.
What parts can replace 478660R91?
There are 11 known substitutes for 478660R91: E101, B10-2, 43654 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 478660R91?
478660R91 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-249-6210. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026