188930 — BEARING,ROLLER,SELF-ALIGNING

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

188930: BEARING,ROLLER,SELF-ALIGNING.

The BEARING,ROLLER,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 2.2650 INCHES NOMINAL IN, surface_finish: GROUND, inner_ring_width: 0.9000 INCHES NOMINAL IN, outer_ring_width: 0.7000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-4615, 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

188930

NSN: 3110-00-227-4615
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_shape	STRAIGHT
bore_diameter	2.2650 INCHES NOMINAL IN
surface_finish	GROUND
inner_ring_width	0.9000 INCHES NOMINAL IN
outer_ring_width	0.7000 INCHES NOMINAL IN
special_features	SNAP RING ON OD OF INNER RING,INNER RING BORE RADIUS 0.1400
style_designator	ANGULAR CONTACT, SPHERICAL ROLLERS, SEPARABLE
overall_outside_diameter	3.8750 INCHES NOMINAL IN
internal_fit-up_designation	STANDARD
retainer_fabrication_method	PRESSED
standard_tolerance_designation	RBEC NO.1
NSN	3110-00-227-4615

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

OUTER RING WIDTH: 0.7000 INCHES NOMINAL IN

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: ANGULAR CONTACT, SPHERICAL ROLLERS, SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 3.8750 INCHES NOMINAL IN

•

BORE SHAPE: STRAIGHT

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
OUTER RING WIDTH	0.7000 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATION	STANDARD
SURFACE FINISH	GROUND
STYLE DESIGNATOR	ANGULAR CONTACT, SPHERICAL ROLLERS, SEPARABLE
OVERALL OUTSIDE DIAMETER	3.8750 INCHES NOMINAL IN
BORE SHAPE	STRAIGHT
SPECIAL FEATURES	SNAP RING ON OD OF INNER RING,INNER RING BORE RADIUS 0.1400
STANDARD TOLERANCE DESIGNATION	RBEC NO.1
BORE DIAMETER	2.2650 INCHES NOMINAL 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 1

KD11786YReference 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 188930?

188930 is a BEARING,ROLLER,SELF-ALIGNING.

What parts can replace 188930?

There is 1 known substitute for 188930: KD11786Y. Substitute compatibility should be verified for your specific system.

What is the NSN for 188930?

188930 is cataloged in the U.S. Government catalog under NSN 3110-00-227-4615. This indicates validated use in U.S. government and defense supply chains.

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188930 — BEARING,ROLLER,SELF-ALIGNING

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