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Technical Data Sheet
PartsTable / COMPONENT / MS21153-4G
MS21153-4G ✓ 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 SHAFT, shank_style: INTERNALLY THREADED W/BEAD, thread_class: 3B, bore_diameter: 0.1900 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING, overall_length: 1.7660 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-173-5074, 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
MS21153-4G
NSN: 3110-00-173-5074
FSC: 3110
CAGE: 15860 — NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION (USA)
SPECIFICATIONS
materialSTEEL SHAFT
shank_styleINTERNALLY THREADED W/BEAD
thread_class3B
bore_diameter0.1900 INCHES NOMINAL IN
alignment_typeSELF-ALIGNING
overall_length1.7660 INCHES NOMINAL IN
shank_diameter0.3750 INCHES NOMINAL IN
shield_quantity2
inner_ring_width0.5000 INCHES NOMINAL IN
outer_ring_width0.3380 INCHES NOMINAL IN
style_designatorDOUBLE ROW, STAGGERED, BALL
thread_directionLEFT-HAND
NSN3110-00-173-5074
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MS21153-4G · 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
•
THREAD DIRECTION: LEFT-HAND
•
LUBRICATION MATERIAL: GREASE
•
LENGTH FROM BORE CENTER TO SHANK END: 1.3750 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 28
•
SHIELD QUANTITY: 2
•
SELF-ALIGNMENT ANGLE: 10.00 DEGREES NOMINAL
•
INNER RING WIDTH: 0.5000 INCHES NOMINAL IN
•
OUTER RING WIDTH: 0.3380 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONLEFT-HAND
LUBRICATION MATERIALGREASE
LENGTH FROM BORE CENTER TO SHANK END1.3750 INCHES NOMINAL IN
THREAD QUANTITY PER INCH28
SHIELD QUANTITY2
SELF-ALIGNMENT ANGLE10.00 DEGREES NOMINAL
INNER RING WIDTH0.5000 INCHES NOMINAL IN
OUTER RING WIDTH0.3380 INCHES NOMINAL IN
ALIGNMENT TYPESELF-ALIGNING
SHANK THREAD LENGTH0.7500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
AS21152Interchangeable
interchangeable cross-reference
interchangeable
REP3MR3FS381Interchangeable
interchangeable cross-reference
interchangeable
43P4H6FS464Interchangeable
interchangeable cross-reference
interchangeable
MS21153-1Interchangeable
interchangeable cross-reference
interchangeable
REPB3NInterchangeable
interchangeable cross-reference
interchangeable
REPB3NFS428Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21153-4G?
MS21153-4G is a BEARING,BALL,ROD END.
What parts can replace MS21153-4G?
There are 33 known substitutes for MS21153-4G: AS21152, REP3MR3FS381, 43P4H6FS464 and 30 more. Substitute compatibility should be verified for your specific system.
Is MS21153-4G still available?
MS21153-4G is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026