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KP48BSMILG3278 — BEARING,BALL,AIRFRAME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

KP48BSMILG3278: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL BALL, bore_diameter: 3.0000 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING, load_direction: RADIAL, inner_ring_width: 0.5310 INCHES NOMINAL IN, outer_ring_width: 0.4690 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-293-9649, 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
KP48BSMILG3278
NSN: 3110-00-293-9649
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL BALL
bore_diameter3.0000 INCHES NOMINAL IN
seal_quantity2
alignment_typeSELF-ALIGNING
load_directionRADIAL
inner_ring_width0.5310 INCHES NOMINAL IN
outer_ring_width0.4690 INCHES NOMINAL IN
special_features10.0 DEG SELF-ALIGNMENT IN EITHER DIRECTION
style_designatorSINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING
bearing_seal_typeCONTACT
features_providedALIGNING RING
surface_treatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
NSN3110-00-293-9649
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: KP48BSMILG3278 · 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
•
BEARING SEAL TYPE: CONTACT
•
OUTER RING WIDTH: 0.4690 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING
•
OVERALL OUTSIDE DIAMETER: 4.2500 INCHES NOMINAL IN
•
FEATURES PROVIDED: ALIGNING RING
•
LOAD DIRECTION: RADIAL
•
ALIGNMENT TYPE: SELF-ALIGNING
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
OUTER RING WIDTH0.4690 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING
OVERALL OUTSIDE DIAMETER4.2500 INCHES NOMINAL IN
FEATURES PROVIDEDALIGNING RING
LOAD DIRECTIONRADIAL
ALIGNMENT TYPESELF-ALIGNING
SPECIAL FEATURES10.0 DEG SELF-ALIGNMENT IN EITHER DIRECTION
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
SEAL QUANTITY2
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
KP48BSFS160Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KP48BSMILG3278?
KP48BSMILG3278 is a BEARING,BALL,AIRFRAME.
What parts can replace KP48BSMILG3278?
There is 1 known substitute for KP48BSMILG3278: KP48BSFS160. Substitute compatibility should be verified for your specific system.
What is the NSN for KP48BSMILG3278?
KP48BSMILG3278 is cataloged in the U.S. Government catalog under NSN 3110-00-293-9649. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.