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Technical Data Sheet
PartsTable / COMPONENT / MILL7880
MILL7880 ✓ 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, flange_width: 0.0230 INCHES NOMINAL IN, bore_diameter: 0.1250 INCHES NOMINAL IN, overall_width: 0.1090 INCHES NOMINAL IN, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-2890, 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
MILL7880
NSN: 3110-00-198-2890
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
flange_width0.0230 INCHES NOMINAL IN
bore_diameter0.1250 INCHES NOMINAL IN
overall_width0.1090 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorLOADING GROOVE, NON-SEPARABLE
flange_outside_diameter0.3590 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
outer_ring_outside_diameter0.3125 INCHES NOMINAL IN
standard_tolerance_designationABEC NO.5
NSN3110-00-198-2890
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MILL7880 · 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
•
SURFACE FINISH: GROUND
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.5
•
FLANGE OUTSIDE DIAMETER: 0.3590 INCHES NOMINAL IN
•
OUTER RING OUTSIDE DIAMETER: 0.3125 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
FLANGE WIDTH: 0.0230 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONABEC NO.5
FLANGE OUTSIDE DIAMETER0.3590 INCHES NOMINAL IN
OUTER RING OUTSIDE DIAMETER0.3125 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
FLANGE WIDTH0.0230 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
OVERALL WIDTH0.1090 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
BS-01812711Interchangeable
interchangeable cross-reference
interchangeable
CHDCBSPXInterchangeable
interchangeable cross-reference
interchangeable
812702Interchangeable
interchangeable cross-reference
interchangeable
SOCN2667648-10Interchangeable
interchangeable cross-reference
interchangeable
10159894Interchangeable
interchangeable cross-reference
interchangeable
2667648-10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILL7880?
MILL7880 is a BEARING,BALL,ANNULAR.
What parts can replace MILL7880?
There are 12 known substitutes for MILL7880: BS-01812711, CHDCBSPX, 812702 and 9 more. Substitute compatibility should be verified for your specific system.
Is MILL7880 still available?
MILL7880 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