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Technical Data Sheet
PartsTable / COMPONENT / D26989PC9
D26989PC9 ✓ 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,NEEDLE is a the manufacturer industrial component. Key specifications include bore_diameter: 3.2512 INCHES MINIMUM AND 3.2524 INCHES MAXIMUM IN, overall_width: 1.7450 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN, alignment_type: RIGID, special_features: OIL HOLE AND GROOVE IN OUTER RING, style_designator: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND, overall_outside_diameter: 4.2492 INCHES MINIMUM AND 4.2500 INCHES MAXIMUM 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 3110-00-901-2128, 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
D26989PC9
NSN: 3110-00-901-2128
FSC: 3110
CAGE: 13420 — LOCKHEED CORP COLBY CRANE AND MFG CO LOCKHEED SHIPBUILDING AND CONSTRUCTION CO DIV (USA)
SPECIFICATIONS
bore_diameter3.2512 INCHES MINIMUM AND 3.2524 INCHES MAXIMUM IN
overall_width1.7450 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
alignment_typeRIGID
special_featuresOIL HOLE AND GROOVE IN OUTER RING
style_designatorNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
overall_outside_diameter4.2492 INCHES MINIMUM AND 4.2500 INCHES MAXIMUM IN
NSN3110-00-901-2128
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D26989PC9 · 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
•
OVERALL OUTSIDE DIAMETER: 4.2492 INCHES MINIMUM AND 4.2500 INCHES MAXIMUM IN
•
BORE DIAMETER: 3.2512 INCHES MINIMUM AND 3.2524 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: RIGID
•
STYLE DESIGNATOR: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH1.7450 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
SPECIAL FEATURESOIL HOLE AND GROOVE IN OUTER RING
OVERALL OUTSIDE DIAMETER4.2492 INCHES MINIMUM AND 4.2500 INCHES MAXIMUM IN
BORE DIAMETER3.2512 INCHES MINIMUM AND 3.2524 INCHES MAXIMUM IN
ALIGNMENT TYPERIGID
STYLE DESIGNATORNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
FE21500Interchangeable
interchangeable cross-reference
interchangeable
N5507Interchangeable
interchangeable cross-reference
interchangeable
N10507Interchangeable
interchangeable cross-reference
interchangeable
DA2-500K0HMInterchangeable
interchangeable cross-reference
interchangeable
MR52Interchangeable
interchangeable cross-reference
interchangeable
MR50Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D26989PC9?
D26989PC9 is a BEARING,ROLLER,NEEDLE.
What parts can replace D26989PC9?
There are 16 known substitutes for D26989PC9: FE21500, N5507, N10507 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D26989PC9?
D26989PC9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-901-2128. 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