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T84J8 ✓ 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 CLUSTER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4027 OR STEEL COMP 8620 OR STEEL COMP 8720 OR STEEL COMP 4161 OVERALL, bore_style: PLAIN BOTH ENDS, design_type: HELICAL SECOND GEAR, construction: SOLID, hub_nominal_length: 0.203 INCHES BETWEEN SECOND AND THIRD GEAR IN, hub_nominal_diameter: 1.094 INCHES BETWEEN THIRD AND FOURTH GEAR IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-360-8150, 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
T84J8
NSN: 3020-00-360-8150
FSC: 3020
CAGE: 08018 — BORG-WARNER CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 4027 OR STEEL COMP 8620 OR STEEL COMP 8720 OR STEEL COMP 4161 OVERALL
bore_stylePLAIN BOTH ENDS
design_typeHELICAL SECOND GEAR
constructionSOLID
hub_nominal_length0.203 INCHES BETWEEN SECOND AND THIRD GEAR IN
hub_nominal_diameter1.094 INCHES BETWEEN THIRD AND FOURTH GEAR IN
bore_nominal_diameter0.762 INCHES BOTH ENDS IN
nominal_overall_length5.488 INCHES IN
nominal_outside_diameter2.165 INCHES SIXTH GEAR IN
material_document_and_classification66,AISI/SAE 8720 FED STD SINGLE MATERIAL RESPONSE OR SAE 4027 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 4161 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3020-00-360-8150
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR CLUSTER TITLE COMPONENT PN T84J8 MFR GEAR CLUSTER
KEY FEATURES
•
CONSTRUCTION: SOLID
•
NOMINAL OVERALL LENGTH: 5.488 INCHES IN
•
HUB NOMINAL DIAMETER: 0.775 INCHES BETWEEN FIRST AND SECOND GEAR IN
•
DESIGN TYPE: HELICAL SECOND GEAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI/SAE 8720 FED STD SINGLE MATERIAL RESPONSE OR SAE 4027 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 4161 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
HUB NOMINAL LENGTH: 0.203 INCHES BETWEEN SECOND AND THIRD GEAR IN
TECHNICAL CHARACTERISTICS (FLIS)
CONSTRUCTIONSOLID
NOMINAL OVERALL LENGTH5.488 INCHES IN
HUB NOMINAL DIAMETER0.775 INCHES BETWEEN FIRST AND SECOND GEAR IN
DESIGN TYPEHELICAL SECOND GEAR
DESIGN TYPESPUR FOURTH GEAR
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI/SAE 8720 FED STD SINGLE MATERIAL RESPONSE OR SAE 4027 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 4161 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HUB NOMINAL LENGTH0.203 INCHES BETWEEN SECOND AND THIRD GEAR IN
HUB NOMINAL LENGTH0.812 INCHES BETWEEN THIRD AND FOURTH GEAR IN
BORE NOMINAL DIAMETER0.762 INCHES BOTH ENDS IN
NOMINAL OUTSIDE DIAMETER3.385 INCHES FOURTH GEAR IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
AT84J8Interchangeable
interchangeable cross-reference
interchangeable
507BInterchangeable
interchangeable cross-reference
interchangeable
AT84F8Interchangeable
interchangeable cross-reference
interchangeable
A739Interchangeable
interchangeable cross-reference
interchangeable
PL999F0563Interchangeable
interchangeable cross-reference
interchangeable
PL999F0563 PIECE 8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T84J8?
T84J8 is a GEAR CLUSTER.
What parts can replace T84J8?
There are 8 known substitutes for T84J8: AT84J8, 507B, AT84F8 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T84J8?
T84J8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-360-8150. 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.
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Last verified: July 2026