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Technical Data Sheet
PartsTable / COMPONENT / 550101
550101 ✓ 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,CYLINDRICAL is a the manufacturer industrial component. Key specifications include color: WHITE LENS, material: PLASTIC ACRYLIC LENS, overall_length: 116.0 MILLIMETERS NOMINAL MM, mounting_method: RETAINER RING AND SLOT, overall_diameter: 124.0 MILLIMETERS NOMINAL MM, style_designator: CYLINDRICAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-7324, 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
550101
NSN: 3110-00-155-7324
FSC: 3110
CAGE: 95019 — DANA CORP SPICER TRANSMISSION DIV (USA)
SPECIFICATIONS
colorWHITE LENS
materialPLASTIC ACRYLIC LENS
overall_length116.0 MILLIMETERS NOMINAL MM
mounting_methodRETAINER RING AND SLOT
overall_diameter124.0 MILLIMETERS NOMINAL MM
style_designatorCYLINDRICAL
surface_conditionFRESNEL FACE
fsc_application_dataLIGHT,NAVIGATIONAL,MARINE
mounting_device_quantity2
light_transmission_designTRANSLUCENT LENS
hazardous_locations/environmental_protectionSALT WATER RESISTANT
NSN3110-00-155-7324
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 550101 · 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
•
MATERIAL: STEEL ROLLER
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 120.0 MILLIMETERS NOMINAL MM
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH29.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL ROLLER
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
OVERALL OUTSIDE DIAMETER120.0 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
BORE SHAPESTRAIGHT
LOCATING FEATURENONLOCATING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
B94.11MInterchangeable
interchangeable cross-reference
interchangeable
2006 3/16Interchangeable
interchangeable cross-reference
interchangeable
10912Interchangeable
interchangeable cross-reference
interchangeable
16870Interchangeable
interchangeable cross-reference
interchangeable
12776Interchangeable
interchangeable cross-reference
interchangeable
310-12776-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 550101?
550101 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 550101?
There are 18 known substitutes for 550101: B94.11M, 2006 3/16, 10912 and 15 more. Substitute compatibility should be verified for your specific system.
Is 550101 still available?
550101 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026