189986 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

189986: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OUTER RING, bore_shape: STRAIGHT, bore_diameter: 15.0 MILLIMETERS NOMINAL MM, overall_width: 0.4330 INCHES NOMINAL IN, surface_finish: GROUND, locating_feature: NONLOCATING. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-554-3634, 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

189986

NSN: 3110-00-554-3634
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)

SPECIFICATIONS

material	STEEL OUTER RING
bore_shape	STRAIGHT
bore_diameter	15.0 MILLIMETERS NOMINAL MM
overall_width	0.4330 INCHES NOMINAL IN
surface_finish	GROUND
locating_feature	NONLOCATING
special_features	CLASS 1, TYPE 215, GRADE 00
style_designator	SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
overall_outside_diameter	35.0 MILLIMETERS NOMINAL MM
internal_fit-up_designation	STANDARD
retainer_fabrication_method	MACHINED
standard_tolerance_designation	RBEC NO.1
NSN	3110-00-554-3634

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: MACHINED

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

LOCATING FEATURE: NONLOCATING

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 35.0 MILLIMETERS NOMINAL MM

•

BORE SHAPE: STRAIGHT

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	MACHINED
INTERNAL FIT-UP DESIGNATION	STANDARD
LOCATING FEATURE	NONLOCATING
SURFACE FINISH	GROUND
STYLE DESIGNATOR	SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
OVERALL WIDTH	0.4330 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER	35.0 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
SPECIAL FEATURES	CLASS 1, TYPE 215, GRADE 00
STANDARD TOLERANCE DESIGNATION	RBEC NO.1

SUBSTITUTES & CROSS-REFERENCES 4

NHR115ESame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

NU202Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

R115ESame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

3AF1Reference 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 189986?

189986 is a BEARING,ROLLER,CYLINDRICAL.

What parts can replace 189986?

There are 4 known substitutes for 189986: NHR115E, NU202, R115E and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 189986?

189986 is cataloged in the U.S. Government catalog under NSN 3110-00-554-3634. This indicates validated use in U.S. government and defense supply chains.

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189986 — BEARING,ROLLER,CYLINDRICAL

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