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MRC5304-CFF — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MRC5304-CFF: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include bore_diameter: 0.7874 INCHES NOMINAL IN, overall_width: 0.8750 INCHES NOMINAL IN, special_features: DIMENSIONS RAE 20X52X22 MM, style_designator: NON-SEPARABLE, end_item_identification: LOS ANGLES CLASS SSN (688), overall_outside_diameter: 2.0472 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-198-2315, 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
MRC5304-CFF
NSN: 3110-00-198-2315
NIINs: 001982315, 014847327
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 91936 — DUCHOSSOIS INDUSTRIES INC CHAMBERLAIN MRC DIV (USA)
SPECIFICATIONS
bore_diameter0.7874 INCHES NOMINAL IN
overall_width0.8750 INCHES NOMINAL IN
special_featuresDIMENSIONS RAE 20X52X22 MM
style_designatorNON-SEPARABLE
end_item_identificationLOS ANGLES CLASS SSN (688)
overall_outside_diameter2.0472 INCHES NOMINAL IN
NSN3110-00-198-2315
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MRC5304-CFF · 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
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 52.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALGREASE
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.8750 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER52.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONANGULAR
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
SUBSTITUTES & CROSS-REFERENCES 7
954255Reference document
Same NSN cross-reference
Reference document — Secondary reference
503610Reference document
Same NSN cross-reference
Reference document — Secondary reference
902049Reference document
Same NSN cross-reference
Reference document — Secondary reference
55604Reference document
Same NSN cross-reference
Reference document — Secondary reference
714538Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
55604X1CReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MRC5304-CFF?
MRC5304-CFF is a BEARING,BALL,ANNULAR.
What parts can replace MRC5304-CFF?
There are 7 known substitutes for MRC5304-CFF: 954255, 503610, 902049 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MRC5304-CFF?
MRC5304-CFF is cataloged in the U.S. Government catalog under NSN 3110-00-198-2315. 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.