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Technical Data Sheet
PartsTable / COMPONENT / RMS18
RMS18 ✓ 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 bore_shape: STRAIGHT, bore_diameter: 2.2500 INCHES NOMINAL IN, overall_width: 1.2500 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND, locating_feature: NONLOCATING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-8944, 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
RMS18
NSN: 3110-00-155-8944
FSC: 3110
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT
bore_diameter2.2500 INCHES NOMINAL IN
overall_width1.2500 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
locating_featureNONLOCATING
lubrication_materialLUBRICANT
overall_outside_diameter5.0000 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
NSN3110-00-155-8944
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: RMS18 · 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: 5.0000 INCHES NOMINAL IN
•
LOAD DIRECTION: RADIAL
•
SURFACE FINISH: GROUND
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
BORE SHAPE: STRAIGHT
•
LUBRICATION MATERIAL: LUBRICANT
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER5.0000 INCHES NOMINAL IN
OVERALL WIDTH1.2500 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE SHAPESTRAIGHT
LUBRICATION MATERIALLUBRICANT
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER2.2500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
RMS18Interchangeable
interchangeable cross-reference
interchangeable
MS-16Interchangeable
interchangeable cross-reference
interchangeable
A-A-2925 TY1Interchangeable
interchangeable cross-reference
interchangeable
A-A-2473Interchangeable
interchangeable cross-reference
interchangeable
MS16AInterchangeable
interchangeable cross-reference
interchangeable
09205010-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RMS18?
RMS18 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace RMS18?
There are 6 known substitutes for RMS18: RMS18, MS-16, A-A-2925 TY1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RMS18?
RMS18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-8944. 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