266121 — BEARING,BALL,ANNULAR

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

266121: 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: 25.00 MILLIMETERS NOMINAL MM, overall_width: 15.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-406-5207, 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

266121

NSN: 3110-00-406-5207
NIINs: 004065207, 015749708
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60399 — REGAL-BELOIT CORPORATION DBA FASCO GROUP DIV CASSVILLE DIVISION (USA)

SPECIFICATIONS

material	STEEL INNER RING
bore_shape	STRAIGHT
bore_diameter	25.00 MILLIMETERS NOMINAL MM
overall_width	15.0 MILLIMETERS NOMINAL MM
seal_quantity	2
load_direction	RADIAL
surface_finish	GROUND
style_designator	NON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_type	CONTACT
features_provided	SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
lubrication_material	GREASE
overall_outside_diameter	52.00 MILLIMETERS NOMINAL MM
NSN	3110-00-406-5207

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

BEARING SEAL TYPE: CONTACT

•

LUBRICATION MATERIAL: GREASE

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 52.00 MILLIMETERS NOMINAL MM

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
BEARING SEAL TYPE	CONTACT
LUBRICATION MATERIAL	GREASE
INTERNAL FIT-UP DESIGNATION	STANDARD
SURFACE FINISH	GROUND
STYLE DESIGNATOR	NON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH	15.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	52.00 MILLIMETERS NOMINAL MM
FEATURES PROVIDED	SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
BORE SHAPE	STRAIGHT

SUBSTITUTES & CROSS-REFERENCES 2

94812001Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

Z499505XR3CReference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 266121?

266121 is a BEARING,BALL,ANNULAR.

What parts can replace 266121?

There are 2 known substitutes for 266121: 94812001, Z499505XR3C. Substitute compatibility should be verified for your specific system.

What is the NSN for 266121?

266121 is cataloged in the U.S. Government catalog under NSN 3110-00-406-5207. This indicates validated use in U.S. government and defense supply chains.

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266121 — BEARING,BALL,ANNULAR

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