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1026-686 — BEARING,BALL,ANNULAR

✓ Government record, cited
3M · TAPERED BEARING
PRODUCT OVERVIEW

1026-686: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a 3M industrial component. Key specifications include material: STEEL CORROSION RESISTING AND COPPER ALLOY FRAME, glass_type: PLAIN, glass_diameter: 0.750 INCHES NOMINAL IN, special_features: FINISHED MIRROR SHALL BE CAPABLE OF WITHSTANDING REPEATED AUTOCLAVE STERILIZATION, surface_treatment: RHODIUM REFLECTOR, supplementary_features: CONE-SOCKET STEM W/O HANDLE; FOR HANDLE,ORDER 6520-00-541-9350. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-554-3247, 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
1026-686
NSN: 3110-00-554-3247
NIINs: 005543247, 010567378
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING AND COPPER ALLOY FRAME
glass_typePLAIN
glass_number2
glass_diameter0.750 INCHES NOMINAL IN
special_featuresFINISHED MIRROR SHALL BE CAPABLE OF WITHSTANDING REPEATED AUTOCLAVE STERILIZATION
surface_treatmentRHODIUM REFLECTOR
supplementary_featuresCONE-SOCKET STEM W/O HANDLE; FOR HANDLE,ORDER 6520-00-541-9350
part_name_assigned_by_controlling_agencyMIRROR MOUTH EXAMINING PLANE GLASS FRONT REFLECTIVE SURFACE
NSN3110-00-554-3247
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1026-686 · 3M ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 16.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH5.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER16.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER4.00 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES 9
C94Reference document
Same NSN cross-reference
Reference document — Secondary reference
R4JReference document
Same NSN cross-reference
Reference document — Design control — primary reference
3225012Reference document
Same NSN cross-reference
Reference document — Secondary reference
3B7205Reference document
Same NSN cross-reference
Reference document — Secondary reference
34Reference document
Same NSN cross-reference
Reference document — Secondary reference
72-8452-061Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1026-686?
1026-686 is a BEARING,BALL,ANNULAR manufactured by 3M.
What parts can replace 1026-686?
There are 9 known substitutes for 1026-686: C94, R4J, 3225012 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1026-686?
1026-686 is cataloged in the U.S. Government catalog under NSN 3110-00-554-3247. This indicates validated use in U.S. government and defense supply chains.
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