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MB542DDFS160 — BEARING,BALL,AIRFRAME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MB542DDFS160: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, bore_diameter: 1.3120 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.2785 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN, outer_ring_width: 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, special_features: 0.0001 IN. MIN 0.0005 IN.

MAX INTERNAL CLEARANCE IN. This part is cataloged in the U.S. Government catalog under NSN 3110-00-802-4531, 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
MB542DDFS160
NSN: 3110-00-802-4531
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_diameter1.3120 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM IN
load_directionRADIAL
shield_quantity2
inner_ring_width0.2785 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
outer_ring_width0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
special_features0.0001 IN. MIN 0.0005 IN. MAX INTERNAL CLEARANCE IN
style_designatorSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
surface_treatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
lubrication_materialGREASE
overall_outside_diameter1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-802-4531
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MB542DDFS160 · 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
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
•
OVERALL OUTSIDE DIAMETER: 1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
•
LOAD DIRECTION: RADIAL
•
SURFACE TREATMENT: CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
SHIELD QUANTITY2
STYLE DESIGNATORSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
OVERALL OUTSIDE DIAMETER1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
SPECIAL FEATURES0.0001 IN. MIN 0.0005 IN. MAX INTERNAL CLEARANCE IN
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
BORE DIAMETER1.3120 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM IN
MATERIALSTEEL OUTER 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MB542DDFS160?
MB542DDFS160 is a BEARING,BALL,AIRFRAME.
What is the NSN for MB542DDFS160?
MB542DDFS160 is cataloged in the U.S. Government catalog under NSN 3110-00-802-4531. 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.