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FFB185CLASS5TYPE252 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

FFB185CLASS5TYPE252: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY RETAINER, bore_shape: STRAIGHT, bore_diameter: 79.0000 INCHES NOMINAL IN, surface_finish: GROUND, locating_feature: NONLOCATING, internal_clearance: 0.0010 INCHES MAXIMUM RADIAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-896-6833, 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
FFB185CLASS5TYPE252
NSN: 3110-00-896-6833
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialCOPPER ALLOY RETAINER
bore_shapeSTRAIGHT
bore_diameter79.0000 INCHES NOMINAL IN
surface_finishGROUND
locating_featureNONLOCATING
internal_clearance0.0010 INCHES MAXIMUM RADIAL IN
nondefinitive_spec/std_data252 TYPE AND 5 CLASS
retainer_fabrication_methodMACHINED
departure_from_cited_designatorAS MODIFIED BY 79.0000 IN. MAX TO 78.9960 IN. MIN BORE,82.9820 IN. MAX TO 82.9770 IN. MIN OD,1.7500 IN MAX TO 1.7400 IN. MIN W/TOLERANCES AND INTERNAL CLEARANCE REQUIREMENT IN
NSN3110-00-896-6833
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: FFB185CLASS5TYPE252 · 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
•
RETAINER FABRICATION METHOD: MACHINED
•
INTERNAL CLEARANCE: 0.0010 INCHES MAXIMUM RADIAL IN
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
BORE SHAPE: STRAIGHT
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY 79.0000 IN. MAX TO 78.9960 IN. MIN BORE,82.9820 IN. MAX TO 82.9770 IN. MIN OD,1.7500 IN MAX TO 1.7400 IN. MIN W/TOLERANCES AND INTERNAL CLEARANCE REQUIREMENT IN
•
NONDEFINITIVE SPEC/STD DATA: 252 TYPE AND 5 CLASS
•
BORE DIAMETER: 79.0000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0010 INCHES MAXIMUM RADIAL IN
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
BORE SHAPESTRAIGHT
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY 79.0000 IN. MAX TO 78.9960 IN. MIN BORE,82.9820 IN. MAX TO 82.9770 IN. MIN OD,1.7500 IN MAX TO 1.7400 IN. MIN W/TOLERANCES AND INTERNAL CLEARANCE REQUIREMENT IN
NONDEFINITIVE SPEC/STD DATA252 TYPE AND 5 CLASS
BORE DIAMETER79.0000 INCHES NOMINAL IN
MATERIALCOPPER ALLOY RETAINER
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 FFB185CLASS5TYPE252?
FFB185CLASS5TYPE252 is a BEARING,ROLLER,CYLINDRICAL.
What is the NSN for FFB185CLASS5TYPE252?
FFB185CLASS5TYPE252 is cataloged in the U.S. Government catalog under NSN 3110-00-896-6833. 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.