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Technical Data Sheet
PartsTable / COMPONENT / D27Z1225-A
D27Z1225-A ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cup_width: 16.00 MILLIMETERS NOMINAL MM, cone_width: 18.00 MILLIMETERS NOMINAL MM, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 19.75 MILLIMETERS NOMINAL MM, standout_width: 3.75 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-136-3568, 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
D27Z1225-A
NSN: 3110-01-136-3568
FSC: 3110
CAGE: 23040 — FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width16.00 MILLIMETERS NOMINAL MM
cone_width18.00 MILLIMETERS NOMINAL MM
bore_diameter40.00 MILLIMETERS NOMINAL MM
overall_width19.75 MILLIMETERS NOMINAL MM
standout_width3.75 MILLIMETERS NOMINAL MM
special_featuresTOLERANCES CONFORM TO ISO STANDARD H
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius2.00 MILLIMETERS NOMINAL MM
backface_corner_radius2.00 MILLIMETERS NOMINAL MM
overall_outside_diameter80.00 MILLIMETERS NOMINAL MM
retainer_fabrication_methodPRESSED
NSN3110-01-136-3568
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D27Z1225-A · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CONE WIDTH: 18.00 MILLIMETERS NOMINAL MM
•
CONE CORNER RADIUS: 2.00 MILLIMETERS NOMINAL MM
•
OVERALL OUTSIDE DIAMETER: 80.00 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
•
RETAINER FABRICATION METHOD: PRESSED
•
BORE DIAMETER: 40.00 MILLIMETERS NOMINAL MM
•
BACKFACE CORNER RADIUS: 2.00 MILLIMETERS NOMINAL MM
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
CONE WIDTH18.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH19.75 MILLIMETERS NOMINAL MM
CONE CORNER RADIUS2.00 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER80.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
RETAINER FABRICATION METHODPRESSED
BORE DIAMETER40.00 MILLIMETERS NOMINAL MM
BACKFACE CORNER RADIUS2.00 MILLIMETERS NOMINAL MM
CUP WIDTH16.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
1M7911Interchangeable
interchangeable cross-reference
interchangeable
36AInterchangeable
interchangeable cross-reference
interchangeable
111129Interchangeable
interchangeable cross-reference
interchangeable
7208Interchangeable
interchangeable cross-reference
interchangeable
30208Interchangeable
interchangeable cross-reference
interchangeable
540ACInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D27Z1225-A?
D27Z1225-A is a BEARING,ROLLER,TAPERED.
What parts can replace D27Z1225-A?
There are 17 known substitutes for D27Z1225-A: 1M7911, 36A, 111129 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D27Z1225-A?
D27Z1225-A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-136-3568. 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