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Technical Data Sheet
PartsTable / COMPONENT / MS21152-3
MS21152-3 ✓ 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,ROD END is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 INNER RACE, shank_style: INTERNALLY THREADED, bore_diameter: 0.2500 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING, overall_length: 2.0940 INCHES NOMINAL IN, shank_diameter: 0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM 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 3110-01-068-1913, 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
MS21152-3
NSN: 3110-01-068-1913
FSC: 3110
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP E52100 INNER RACE
shank_styleINTERNALLY THREADED
bore_diameter0.2500 INCHES NOMINAL IN
seal_quantity2
alignment_typeSELF-ALIGNING
overall_length2.0940 INCHES NOMINAL IN
shank_diameter0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
inner_ring_width0.5880 INCHES MINIMUM AND 0.5930 INCHES MAXIMUM IN
outer_ring_width0.4380 INCHES NOMINAL IN
style_designatorSINGLE ROW, BALL
surface_treatmentCADMIUM OVERALL
shank_thread_length0.8750 INCHES NOMINAL IN
NSN3110-01-068-1913
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MS21152-3 · 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 DOCUMENT AND CLASSIFICATION: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RACE
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL: STEEL COMP 4130 OUTER RACE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RACE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OUTER RACE
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAL
MATERIALSTEEL COMP 4130 SHAFT
MATERIALSTEEL CORROSION RESISTING RETAINER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE BALL
MATERIALSTEEL COMP E52100 BALL
SURFACE TREATMENTCADMIUM OVERALL
STYLE DESIGNATORSINGLE ROW, BALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
RE448FS10160SInterchangeable
interchangeable cross-reference
interchangeable
REP4H8-3GInterchangeable
interchangeable cross-reference
interchangeable
REP4H8FS160Interchangeable
interchangeable cross-reference
interchangeable
REP4H8FS464Interchangeable
Same NIIN cross-reference
interchangeable
REP4H8Interchangeable
Same NIIN cross-reference
interchangeable
REP4H8-FS428Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21152-3?
MS21152-3 is a BEARING,BALL,ROD END.
What parts can replace MS21152-3?
There are 7 known substitutes for MS21152-3: RE448FS10160S, REP4H8-3G, REP4H8FS160 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21152-3?
MS21152-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-068-1913. 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