C4556BME3 — BEARING,BALL,AIRFRAME

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

C4556BME3: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, bore_diameter: 2.8122 INCHES MINIMUM AND 2.8128 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, outer_ring_width: 0.3120 INCHES NOMINAL IN, style_designator: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-901-7247, 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

C4556BME3

NSN: 3110-00-901-7247
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 40920 — MPB CORP DIV TIMKEN SUPER PRECISION (USA)

SPECIFICATIONS

material	STEEL INNER RING
bore_diameter	2.8122 INCHES MINIMUM AND 2.8128 INCHES MAXIMUM IN
load_direction	RADIAL
inner_ring_width	0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
outer_ring_width	0.3120 INCHES NOMINAL IN
special_features	OUTER RING FRACTURED AT ONE POINT,TWO RETAINMENT RINGS ON OD OF OUTER RING,RADIAL CLEARANCE 0.0005 IN. MIN TO 0.0015 IN. MAX IN
style_designator	SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
surface_treatment	CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
overall_outside_diameter	3.4992 INCHES MINIMUM AND 3.5001 INCHES MAXIMUM IN
retainer_fabrication_method	MACHINED
NSN	3110-00-901-7247

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: MACHINED

•

OUTER RING WIDTH: 0.3120 INCHES NOMINAL IN

•

STYLE DESIGNATOR: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE

•

OVERALL OUTSIDE DIAMETER: 3.4992 INCHES MINIMUM AND 3.5001 INCHES MAXIMUM IN

•

LOAD DIRECTION: RADIAL

•

SURFACE TREATMENT: CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES

•

BORE DIAMETER: 2.8122 INCHES MINIMUM AND 2.8128 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	MACHINED
OUTER RING WIDTH	0.3120 INCHES NOMINAL IN
STYLE DESIGNATOR	SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
OVERALL OUTSIDE DIAMETER	3.4992 INCHES MINIMUM AND 3.5001 INCHES MAXIMUM IN
LOAD DIRECTION	RADIAL
SPECIAL FEATURES	OUTER RING FRACTURED AT ONE POINT,TWO RETAINMENT RINGS ON OD OF OUTER RING,RADIAL CLEARANCE 0.0005 IN. MIN TO 0.0015 IN. MAX IN
SURFACE TREATMENT	CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
BORE DIAMETER	2.8122 INCHES MINIMUM AND 2.8128 INCHES MAXIMUM IN
MATERIAL	STEEL OUTER RING
MATERIAL	STEEL 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

TCR45-56PReference 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 C4556BME3?

C4556BME3 is a BEARING,BALL,AIRFRAME.

What parts can replace C4556BME3?

There is 1 known substitute for C4556BME3: TCR45-56P. Substitute compatibility should be verified for your specific system.

What is the NSN for C4556BME3?

C4556BME3 is cataloged in the U.S. Government catalog under NSN 3110-00-901-7247. This indicates validated use in U.S. government and defense supply chains.

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C4556BME3 — BEARING,BALL,AIRFRAME

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