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PartsTable / COMPONENT / R10772
R10772 ✓ 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 ROLLER,BEARING is a the manufacturer industrial component. Key specifications include overall_length: 2.6250 INCHES NOMINAL IN, overall_outside_diameter: 4.5000 INCHES NOMINAL 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 3110-00-184-2120, 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
R10772
NSN: 3110-00-184-2120
FSC: 3110
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
overall_length2.6250 INCHES NOMINAL IN
special_featuresMAJOR COMPONENTS: CAGE AND ROLLERS; SHAFT DIAMETER: 3.5000 INCHES; DESIGN FORM: SINGLE ROW; ROLLER TYPE: SPIRAL; MEETS AFBMA JOURNAL BEARING TOLERANCES IN
overall_outside_diameter4.5000 INCHES NOMINAL IN
NSN3110-00-184-2120
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R10772 · 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: 4.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER4.5000 INCHES NOMINAL IN
OVERALL LENGTH2.6250 INCHES NOMINAL IN
SPECIAL FEATURESMAJOR COMPONENTS: CAGE AND ROLLERS; SHAFT DIAMETER: 3.5000 INCHES; DESIGN FORM: SINGLE ROW; ROLLER TYPE: SPIRAL; MEETS AFBMA JOURNAL BEARING TOLERANCES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
130127Interchangeable
interchangeable cross-reference
interchangeable
10772Interchangeable
interchangeable cross-reference
interchangeable
400053Interchangeable
interchangeable cross-reference
interchangeable
309-0804-00Interchangeable
interchangeable cross-reference
interchangeable
309-0804-000Interchangeable
interchangeable cross-reference
interchangeable
10056040Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R10772?
R10772 is a ROLLER,BEARING.
What parts can replace R10772?
There are 13 known substitutes for R10772: 130127, 10772, 400053 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R10772?
R10772 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-184-2120. 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