M86643/M86610 Inch-series Tapered Roller Bearing

Data source: NSK Official Catalog · Brand identifiers removed, RAYSDE + bearing type retained
Bore d (mm)
25.4
Outer D (mm)
64.292
Width B (mm)
21.433
Overall width T (mm)
21.433
Outer ring width C (mm)
16.67
Height H (mm)
Confirm per drawing/order
Dynamic load Cr (kN)
63.0
Static load Cor (kN)
64.5
Grease speed limit (r/min)
5600
Oil speed limit (r/min)
8000

Engineering Drawing

M86643/M86610 Inch-series Tapered Roller Bearing engineering drawing

For high-precision CAD/DXF/PDF drawings, contact us.

Frequently Asked Questions / FAQ

Is RAYSDE M86643/M86610 available, and what is the MOQ?

M86643/M86610 is supplied directly from the RAYSDE factory, with both stock and build-to-order options. Standard-part MOQ is tiered by bore: ≤50mm:500 pcs / 51–100mm:100 pcs / 101–300mm:20 pcs / >300mm:4 pcs; non-standard items are quoted per drawing. Send an inquiry for formal pricing and lead time.

What are the technical specifications of RAYSDE M86643/M86610?

Key parameters of the M86643/M86610 Inch-series Tapered Roller Bearing: bore d=25.4mm, outer D=64.292mm, width B=21.433mm, dynamic load Cr=63.0kN, static load Cor=64.5kN. For the full dimension table, load and speed data, and CAD drawings, please contact RAYSDE.

Which industries and equipment use the M86643/M86610 Inch-series Tapered Roller Bearing?

It is widely used across automotive hubs, gearboxes, rolling mills in various rotating and power-transmission applications, making it a versatile bearing choice.

What are the advantages of RAYSDE M86643/M86610 versus imported brands?

As a factory-direct source, RAYSDE offers M86643/M86610 at competitive ex-works pricing with shorter lead times than comparable imported brands, plus non-standard customization and OEM support. Certified to ISO 9001:2015, with 3.1 material certificates available.

Can you provide engineering drawings and material certificates for M86643/M86610?

Yes—CAD/DXF/PDF high-precision drawings and 3.1 material certificates (GCr15 bearing steel) for M86643/M86610 are available on request from RAYSDE.

Request Quote / Inquiry ← Back to all models