145DS019-1 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

145DS019-1: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT, bore_diameter: 3.9367 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN, overall_width: 2.7530 INCHES MINIMUM AND 2.7550 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: NONLOCATING, special_features: MATL INNER RING PILOTED SILVER PLATED PER AMS 2412,81343,ON RING RIDING SURFACE. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-114-6331, 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

145DS019-1

NSN: 3110-01-114-6331
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77272 — THE BOEING COMPANY (USA)

SPECIFICATIONS

bore_shape	STRAIGHT
bore_diameter	3.9367 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
overall_width	2.7530 INCHES MINIMUM AND 2.7550 INCHES MAXIMUM IN
surface_finish	GROUND
locating_feature	NONLOCATING
special_features	MATL INNER RING PILOTED SILVER PLATED PER AMS 2412,81343,ON RING RIDING SURFACE
overall_outside_diameter	7.0861 INCHES MINIMUM AND 7.0866 INCHES MAXIMUM IN
standard_tolerance_designation	RBEC NO.5
NSN	3110-01-114-6331

COMPONENT DIAGRAM

KEY FEATURES

•

LOCATING FEATURE: NONLOCATING

•

SURFACE FINISH: GROUND

•

OVERALL OUTSIDE DIAMETER: 7.0861 INCHES MINIMUM AND 7.0866 INCHES MAXIMUM IN

•

BORE SHAPE: STRAIGHT

•

STANDARD TOLERANCE DESIGNATION: RBEC NO.5

•

BORE DIAMETER: 3.9367 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

LOCATING FEATURE	NONLOCATING
SURFACE FINISH	GROUND
OVERALL WIDTH	2.7530 INCHES MINIMUM AND 2.7550 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER	7.0861 INCHES MINIMUM AND 7.0866 INCHES MAXIMUM IN
BORE SHAPE	STRAIGHT
SPECIAL FEATURES	MATL INNER RING PILOTED SILVER PLATED PER AMS 2412,81343,ON RING RIDING SURFACE
STANDARD TOLERANCE DESIGNATION	RBEC NO.5
BORE DIAMETER	3.9367 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN

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 2

MR220C-3Reference document

Same NSN cross-reference

Reference document — Secondary reference

MR220C-2Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 145DS019-1?

145DS019-1 is a BEARING,ROLLER,CYLINDRICAL.

What parts can replace 145DS019-1?

There are 2 known substitutes for 145DS019-1: MR220C-3, MR220C-2. Substitute compatibility should be verified for your specific system.

What is the NSN for 145DS019-1?

145DS019-1 is cataloged in the U.S. Government catalog under NSN 3110-01-114-6331. This indicates validated use in U.S. government and defense supply chains.

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145DS019-1 — BEARING,ROLLER,CYLINDRICAL

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