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Technical Data Sheet
PartsTable / COMPONENT / MIL-B-81793C
MIL-B-81793C ✓ 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 CORROSION RESISTING RETAINER, bore_shape: STRAIGHT, flange_width: 0.0310 INCHES NOMINAL IN, bore_diameter: 0.1250 INCHES NOMINAL IN, overall_width: 0.0937 INCHES NOMINAL IN, alignment_type: RIGID. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-184-1004, 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
MIL-B-81793C
NSN: 3110-00-184-1004
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL CORROSION RESISTING RETAINER
bore_shapeSTRAIGHT
flange_width0.0310 INCHES NOMINAL IN
bore_diameter0.1250 INCHES NOMINAL IN
overall_width0.0937 INCHES NOMINAL IN
alignment_typeRIGID
load_directionRADIAL
surface_finishGROUND
shield_quantity2
inner_ring_width0.1406 INCHES NOMINAL IN
outer_ring_width0.1094 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
NSN3110-00-184-1004
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MIL-B-81793C · 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
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 0.2185 INCHES MINIMUM AND 0.2187 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 0.3123 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
BORE DIAMETER0.2185 INCHES MINIMUM AND 0.2187 INCHES MAXIMUM IN
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER0.3123 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
OVERALL WIDTH0.1084 INCHES MINIMUM AND 0.1094 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
SPECIAL FEATURESALL CORNER RADII 0.0050 IN. IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
615-0003-001Interchangeable
interchangeable cross-reference
interchangeable
1577Interchangeable
interchangeable cross-reference
interchangeable
MR5844Interchangeable
interchangeable cross-reference
interchangeable
2167-808Interchangeable
interchangeable cross-reference
interchangeable
R909-34Interchangeable
interchangeable cross-reference
interchangeable
5732Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-B-81793C?
MIL-B-81793C is a BEARING,BALL,ANNULAR.
What parts can replace MIL-B-81793C?
There are 21 known substitutes for MIL-B-81793C: 615-0003-001, 1577, MR5844 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-B-81793C?
MIL-B-81793C is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-184-1004. 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