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Technical Data Sheet
PartsTable / COMPONENT / M193
M193 ✓ 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: 70.00 MILLIMETERS NOMINAL MM, overall_width: 2.5000 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 3110-00-156-5346, 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
M193
NSN: 3110-00-156-5346
FSC: 3110
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter70.00 MILLIMETERS NOMINAL MM
overall_width2.5000 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
special_featuresANGLE BENT 60 DEG; 90 DEG CR0SSHAIRS
style_designatorLOADING GROOVE, NON-SEPARABLE
features_providedSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
optical_element_typePRISM AND RETICLE
eccentric_constructionNOT PROVIDED
optical_element_quantity2
NSN3110-00-156-5346
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M193 · 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
•
NONDEFINITIVE SPEC/STD DATA: 145 TYPE AND 00 GRADE
•
FEATURES PROVIDED: SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: INWARD CONVERGENT
•
MATERIAL: STEEL OVERALL
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY EXTERNAL MOUNTING METHOD
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATA145 TYPE AND 00 GRADE
FEATURES PROVIDEDSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONINWARD CONVERGENT
NONDEFINITIVE SPEC/STD DATA145 TYPE AND 00 GRADE
MATERIALSTEEL OVERALL
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY EXTERNAL MOUNTING METHOD
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
FEATURES PROVIDEDSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
M194Interchangeable
interchangeable cross-reference
interchangeable
S1449654Interchangeable
interchangeable cross-reference
interchangeable
662E715 PIECE 30Interchangeable
interchangeable cross-reference
interchangeable
31767HInterchangeable
interchangeable cross-reference
interchangeable
5164462Interchangeable
interchangeable cross-reference
interchangeable
714080Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M193?
M193 is a BEARING,BALL,ANNULAR.
What parts can replace M193?
There are 28 known substitutes for M193: M194, S1449654, 662E715 PIECE 30 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M193?
M193 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5346. 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