59178-9 — BEARING,BALL,ANNULAR

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

59178-9: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, bore_shape: STRAIGHT, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 18.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-5219, 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

59178-9

NSN: 3110-00-156-5219
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL INNER RING
bore_shape	STRAIGHT
bore_diameter	40.00 MILLIMETERS NOMINAL MM
overall_width	18.0 MILLIMETERS NOMINAL MM
load_direction	RADIAL
surface_finish	GROUND
style_designator	COUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter	80.00 MILLIMETERS NOMINAL MM
internal_fit-up_designation	STANDARD
retainer_fabrication_method	MACHINED
standard_tolerance_designation	ABEC NO.1
NSN	3110-00-156-5219

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: MACHINED

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 80.00 MILLIMETERS NOMINAL MM

•

BORE SHAPE: STRAIGHT

•

LOAD DIRECTION: RADIAL

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	MACHINED
INTERNAL FIT-UP DESIGNATION	STANDARD
SURFACE FINISH	GROUND
STYLE DESIGNATOR	COUNTERBORED OUTER RING, NON-SEPARABLE
OVERALL WIDTH	18.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	80.00 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
LOAD DIRECTION	RADIAL
STANDARD TOLERANCE DESIGNATION	ABEC NO.1
BORE DIAMETER	40.00 MILLIMETERS NOMINAL MM

SUBSTITUTES & CROSS-REFERENCES 3

20732Reference document

Same NSN cross-reference

Reference document — Secondary reference

700452Reference document

Same NSN cross-reference

Reference document — Secondary reference

BB517Reference 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 59178-9?

59178-9 is a BEARING,BALL,ANNULAR.

What parts can replace 59178-9?

There are 3 known substitutes for 59178-9: 20732, 700452, BB517. Substitute compatibility should be verified for your specific system.

What is the NSN for 59178-9?

59178-9 is cataloged in the U.S. Government catalog under NSN 3110-00-156-5219. This indicates validated use in U.S. government and defense supply chains.

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59178-9 — BEARING,BALL,ANNULAR

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