PartsTable
Technical Data Sheet
Download PDF

MU-1311-L — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MU-1311-L: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, bore_shape: STRAIGHT, bore_diameter: 2.1648 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN, overall_width: 1.1367 INCHES MINIMUM AND 1.1417 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: NONLOCATING. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-117-0686, 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
MU-1311-L
NSN: 3110-00-117-0686
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter2.1648 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
overall_width1.1367 INCHES MINIMUM AND 1.1417 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureNONLOCATING
special_featuresINNER RING AND ROLLER ASSY,NO OUTER RING
overall_outside_diameter4.0769 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationRBEC NO.1
NSN3110-00-117-0686
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MU-1311-L · 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
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 4.0769 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
TECHNICAL CHARACTERISTICS
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
OVERALL WIDTH1.1367 INCHES MINIMUM AND 1.1417 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER4.0769 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
SPECIAL FEATURESINNER RING AND ROLLER ASSY,NO OUTER RING
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
BORE DIAMETER2.1648 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
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
BU1311Same 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
Ready to buy MU-1311-L?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is MU-1311-L?
MU-1311-L is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace MU-1311-L?
There is 1 known substitute for MU-1311-L: BU1311. Substitute compatibility should be verified for your specific system.
What is the NSN for MU-1311-L?
MU-1311-L is cataloged in the U.S. Government catalog under NSN 3110-00-117-0686. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — MU-1311-L

✓ 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.