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Technical Data Sheet
PartsTable / COMPONENT / 55505X1C
55505X1C ✓ 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 material: STEEL ROLLER, bore_shape: STRAIGHT, bore_diameter: 30.0 MILLIMETERS NOMINAL MM, overall_width: 0.9375 INCHES NOMINAL IN, surface_finish: GROUND, locating_feature: NONLOCATING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-1788, 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
55505X1C
NSN: 3110-00-198-1788
FSC: 3110
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialSTEEL ROLLER
bore_shapeSTRAIGHT
bore_diameter30.0 MILLIMETERS NOMINAL MM
overall_width0.9375 INCHES NOMINAL IN
surface_finishGROUND
locating_featureNONLOCATING
style_designatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
overall_outside_diameter62.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
standard_tolerance_designationRBEC NO.1
NSN3110-00-198-1788
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 55505X1C · 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
•
BORE SHAPE: STRAIGHT
•
BORE DIAMETER: 30.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
BORE DIAMETER30.0 MILLIMETERS NOMINAL MM
OVERALL WIDTH0.9375 INCHES NOMINAL IN
MATERIALSTEEL OUTER RING
MATERIALSTEEL ROLLER
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MATERIALSTEEL INNER RING
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
36149Interchangeable
interchangeable cross-reference
interchangeable
10266Interchangeable
interchangeable cross-reference
interchangeable
AD14-S46-44ALTInterchangeable
interchangeable cross-reference
interchangeable
168565RInterchangeable
interchangeable cross-reference
interchangeable
SL4219PC53Interchangeable
interchangeable cross-reference
interchangeable
110S 1-7/8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55505X1C?
55505X1C is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 55505X1C?
There are 19 known substitutes for 55505X1C: 36149, 10266, AD14-S46-44ALT and 16 more. Substitute compatibility should be verified for your specific system.
Is 55505X1C still available?
55505X1C is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026