PartsTable
Technical Data Sheet
MS21153-8C ✓ 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: PLASTIC POLYTETRAFLUOROETHYLENE ROLLER, shank_style: INTERNALLY THREADED W/HEXAGON END, thread_class: 3B, bore_diameter: 0.2500 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING, overall_length: 2.3440 INCHES NOMINAL 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 3110-01-026-3295, 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
MS21153-8C
NSN: 3110-01-026-3295
FSC: 3110
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE ROLLER
shank_styleINTERNALLY THREADED W/HEXAGON END
thread_class3B
bore_diameter0.2500 INCHES NOMINAL IN
alignment_typeSELF-ALIGNING
overall_length2.3440 INCHES NOMINAL IN
shank_diameter0.6250 INCHES NOMINAL IN
inner_ring_width0.5930 INCHES NOMINAL IN
outer_ring_width0.4380 INCHES NOMINAL IN
special_featuresLOCKING SLOT
style_designatorDOUBLE ROW, STAGGERED, BALL
thread_directionRIGHT-HAND
NSN3110-01-026-3295
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MS21153-8C · 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 COMP E52100 INNER RACE
STYLE DESIGNATOR: DOUBLE ROW, STAGGERED, BALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD CLASS: 3B
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE BALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP E52100 INNER RACE
STYLE DESIGNATORDOUBLE ROW, STAGGERED, BALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING RETAINER
MATERIALSTEEL COMP 4130 OUTER RACE
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD CLASS3B
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE BALL
SURFACE TREATMENTCADMIUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
MS21153-4GInterchangeable
interchangeable cross-reference
interchangeable
L2088598-2Interchangeable
interchangeable cross-reference
interchangeable
AN951RE3FL4MILG3278Interchangeable
interchangeable cross-reference
interchangeable
MS21153-1Interchangeable
interchangeable cross-reference
interchangeable
REPB3NInterchangeable
interchangeable cross-reference
interchangeable
REPB3NFS428Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21153-8C?
MS21153-8C is a BEARING,BALL,ROD END.
What parts can replace MS21153-8C?
There are 24 known substitutes for MS21153-8C: MS21153-4G, L2088598-2, AN951RE3FL4MILG3278 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21153-8C?
MS21153-8C is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-026-3295. This indicates validated use in U.S. government and defense supply chains.
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