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Technical Data Sheet
PartsTable / COMPONENT / 55504X1C
55504X1C ✓ 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,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 20.00 MILLIMETERS NOMINAL MM, overall_width: 0.8125 INCHES NOMINAL IN, load_direction: ANGULAR, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-4682, 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
55504X1C
NSN: 3110-00-156-4682
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter20.00 MILLIMETERS NOMINAL MM
overall_width0.8125 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter47.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
nondefinitive_spec/std_data143 TYPE AND 00 GRADE
NSN3110-00-156-4682
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 55504X1C · 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
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: OUTWARD CONVERGENT
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY SHIELD QUANTITY
•
BORE SHAPE: STRAIGHT
•
SURFACE FINISH: GROUND
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LOAD DIRECTION: ANGULAR
•
RETAINER FABRICATION METHOD: PRESSED
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY SHIELD QUANTITY
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONANGULAR
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPESTRAIGHT
LUBRICATION MATERIALGREASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
19008Interchangeable
interchangeable cross-reference
interchangeable
695481-3Interchangeable
interchangeable cross-reference
interchangeable
1650PL0707389Interchangeable
interchangeable cross-reference
interchangeable
55504Interchangeable
interchangeable cross-reference
interchangeable
SM-B-187085Interchangeable
interchangeable cross-reference
interchangeable
24BNC-50-2-13CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55504X1C?
55504X1C is a BEARING,BALL,ANNULAR.
What parts can replace 55504X1C?
There are 17 known substitutes for 55504X1C: 19008, 695481-3, 1650PL0707389 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55504X1C?
55504X1C is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-4682. 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