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568508 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

568508: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, bore_shape: STRAIGHT, bore_diameter: 2.1654 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND, inner_ring_width: 1.3810 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-441-5139, 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
568508
NSN: 3110-01-441-5139
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60764 — WIGGINS LIFT CO INC (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter2.1654 INCHES NOMINAL IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
inner_ring_width1.3810 INCHES NOMINAL IN
outer_ring_width1.5650 INCHES NOMINAL IN
special_featuresMAST GUIDE BEARING
overall_outside_diameter5.9800 INCHES NOMINAL IN
NSN3110-01-441-5139
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 568508 · 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
•
OUTER RING WIDTH: 1.5650 INCHES NOMINAL IN
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 5.9800 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
SEAL QUANTITY: 2
•
BORE DIAMETER: 2.1654 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTER RING WIDTH1.5650 INCHES NOMINAL IN
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER5.9800 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SPECIAL FEATURESMAST GUIDE BEARING
SEAL QUANTITY2
BORE DIAMETER2.1654 INCHES NOMINAL IN
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
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
MG5211VFFBSame 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 568508?
568508 is a BEARING,BALL,ANNULAR.
What parts can replace 568508?
There is 1 known substitute for 568508: MG5211VFFB. Substitute compatibility should be verified for your specific system.
What is the NSN for 568508?
568508 is cataloged in the U.S. Government catalog under NSN 3110-01-441-5139. 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.