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MRB1314 — RING,BEARING,INNER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MRB1314: RING,BEARING,INNER.

The RING,BEARING,INNER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 2.7552 INCHES NOMINAL IN, overall_width: 1.3780 INCHES NOMINAL IN, surface_finish: GROUND, style_designator: INNER RING, ROLLER, CYLINDRICAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-121-2371, 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
MRB1314
NSN: 3110-00-121-2371
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter2.7552 INCHES NOMINAL IN
overall_width1.3780 INCHES NOMINAL IN
surface_finishGROUND
style_designatorINNER RING, ROLLER, CYLINDRICAL
overall_outside_diameter3.5104 INCHES NOMINAL IN
NSN3110-00-121-2371
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MRB1314 · 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
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: INNER RING, ROLLER, CYLINDRICAL
•
OVERALL OUTSIDE DIAMETER: 3.5104 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
BORE DIAMETER: 2.7552 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
STYLE DESIGNATORINNER RING, ROLLER, CYLINDRICAL
OVERALL WIDTH1.3780 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER3.5104 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
BORE DIAMETER2.7552 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
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
9M5606Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MRB1314?
MRB1314 is a RING,BEARING,INNER.
What parts can replace MRB1314?
There is 1 known substitute for MRB1314: 9M5606. Substitute compatibility should be verified for your specific system.
What is the NSN for MRB1314?
MRB1314 is cataloged in the U.S. Government catalog under NSN 3110-00-121-2371. 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.