MR5311EL — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

MR5311EL: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 55.0 MILLIMETERS NOMINAL MM, overall_width: 1.9375 INCHES NOMINAL IN, surface_finish: GROUND, locating_feature: ONE DIRECTION. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-409-9931, 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

MR5311EL

NSN: 3110-00-409-9931
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_shape	STRAIGHT
bore_diameter	55.0 MILLIMETERS NOMINAL MM
overall_width	1.9375 INCHES NOMINAL IN
surface_finish	GROUND
locating_feature	ONE DIRECTION
style_designator	SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
overall_outside_diameter	120.0 MILLIMETERS NOMINAL MM
internal_fit-up_designation	STANDARD
retainer_fabrication_method	PRESSED
standard_tolerance_designation	RBEC NO.1
NSN	3110-00-409-9931

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

LOCATING FEATURE: ONE DIRECTION

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 120.0 MILLIMETERS NOMINAL MM

•

BORE SHAPE: STRAIGHT

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
INTERNAL FIT-UP DESIGNATION	STANDARD
LOCATING FEATURE	ONE DIRECTION
SURFACE FINISH	GROUND
STYLE DESIGNATOR	SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
OVERALL WIDTH	1.9375 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER	120.0 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
STANDARD TOLERANCE DESIGNATION	RBEC NO.1
BORE DIAMETER	55.0 MILLIMETERS NOMINAL MM

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

156878H1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MR5311EL?

MR5311EL is a BEARING,ROLLER,CYLINDRICAL.

What parts can replace MR5311EL?

There is 1 known substitute for MR5311EL: 156878H1. Substitute compatibility should be verified for your specific system.

What is the NSN for MR5311EL?

MR5311EL is cataloged in the U.S. Government catalog under NSN 3110-00-409-9931. This indicates validated use in U.S. government and defense supply chains.

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MR5311EL — BEARING,ROLLER,CYLINDRICAL

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