ML311 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

ML311: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL ROLLER, base_style: SINGLE CONTACT BAYONET CANDELABRA, bore_shape: STRAIGHT, bulb_style: S (STRAIGHT SIDE), bore_diameter: 55.0 MILLIMETERS NOMINAL MM, overall_width: 29.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-155-6566, 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

ML311

NSN: 3110-00-155-6566
NIINs: 001556566, 001557924
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 51600 — REGAL BELOIT AMERICA, INC. DBA ROLLWAY BEARING (USA)

SPECIFICATIONS

material	STEEL ROLLER
base_style	SINGLE CONTACT BAYONET CANDELABRA
bore_shape	STRAIGHT
bulb_style	S (STRAIGHT SIDE)
bore_diameter	55.0 MILLIMETERS NOMINAL MM
overall_width	29.0 MILLIMETERS NOMINAL MM
overall_length	2.375 INCHES MAXIMUM IN
surface_finish	GROUND
voltage_rating	28.000 VOLTS NOMINAL
wattage_rating	42.000 WATTS
bulb_designator	S-11
locating_feature	ONE DIRECTION
NSN	3110-00-155-6566

COMPONENT DIAGRAM

KEY FEATURES

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

LOCATING FEATURE: ONE DIRECTION

•

SURFACE FINISH: GROUND

•

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

•

OVERALL OUTSIDE DIAMETER: 120.0 MILLIMETERS NOMINAL MM

•

BORE SHAPE: STRAIGHT

•

STANDARD TOLERANCE DESIGNATION: RBEC NO.1

TECHNICAL CHARACTERISTICS

INTERNAL FIT-UP DESIGNATION	STANDARD
LOCATING FEATURE	ONE DIRECTION
SURFACE FINISH	GROUND
STYLE DESIGNATOR	SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
OVERALL WIDTH	29.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	120.0 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
STANDARD TOLERANCE DESIGNATION	RBEC NO.1
BORE DIAMETER	55.0 MILLIMETERS NOMINAL MM
MATERIAL	STEEL OUTER RING

SUBSTITUTES & CROSS-REFERENCES 8

4498555-0063Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

U-1311-LMRReference document

Same NSN cross-reference

Reference document — Secondary reference

240311Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

BU1311LReference document

Same NSN cross-reference

Reference document — Secondary reference

H611-1402-19Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

M67AX257Reference 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 ML311?

ML311 is a BEARING,ROLLER,CYLINDRICAL.

What parts can replace ML311?

There are 8 known substitutes for ML311: 4498555-0063, U-1311-LMR, 240311 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for ML311?

ML311 is cataloged in the U.S. Government catalog under NSN 3110-00-155-6566. This indicates validated use in U.S. government and defense supply chains.

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ML311 — BEARING,ROLLER,CYLINDRICAL

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