Reference Library › Vertical Machining Centers › MB-66V

Reference recordMBB·VERTICAL-MACHINING-CENTERS/OKUMA-MB-66VUpdated 2026-10-10

Photo: Okuma (manufacturer)

MakeOkuma

ModelMB-66V

Machine typeVertical Machining Centers

Max Machining Volume59.06 x 25.98 x 25.9 in

Table Size60.24 x 25.98 in

Spindle Speed50-8,000 rpm

Spindle Speed (options / other configurations) (corrected: 35,000 min⁻¹ is not offered on the MB-66V per the Okuma MB-66VA/VB brochure, Nov 2024, p. 14)50-15,000, 50-20,000, 50-25,000 opt rpm (No. 40); 50-12,000 opt rpm (No. 50, MB-66VB)

Spindle Power (corrected: the 35,000 min⁻¹ spindle is not offered on the MB-66V per the Okuma MB-66VA/VB brochure, Nov 2024, p. 13)15/10 [30/25, 40/30, 20/15] hp (11/7.5 [22/18.5, 30/22, 15/11] kW)

Rapid Traverse1,575/1,260 ipm

Magazine Capacity20 [32/48]

Travel — Table top to spindle nose, mm (in)150 to 810 (5.91 × 31.89)

Floor to table top, mm (in)850 (33.46)

Table — Max load capacity, kg (lb)1,500 (3,300)

Spindle speed (MB-66VB, No. 50), min⁻¹6,000

Spindle — Tapered bore7/24 taper No. 40

Tapered bore (option)HSK-A63

Spindle — Tapered bore (MB-66VB, No. 50)7/24 taper No. 50

Spindle — Bearing dia, mm (in)ø70 (ø2.76)

Spindle — Bearing dia (MB-66VB, No. 50), mm (in)ø90 (ø3.54)

Cutting feed rate, mm/min (ipm)X-Y-Z: 32,000 (1,260)

Motor — Spindle (MB-66VB, No. 50), kW (hp)11/7.5 (15/10)

Motor — Feed axes, kW (hp)X-Y-Z: 4.6 (6.1)

ATC — Tool shankMAS BT40

ATC — Tool shank (MB-66VB, No. 50)MAS BT50

ATC — Pull studMAS2

Tool capacity (option), tool32, 48

ATC — Max tool dia (w/adjacent tool), mm (in)ø90 (ø3.54)

ATC — Max tool dia (w/adjacent tool) (MB-66VB, No. 50), mm (in)ø100 (ø3.94)

ATC — Max tool dia (w/o adjacent tool), mm (in)ø125 (ø4.92)

ATC — Max tool dia (w/o adjacent tool) (MB-66VB, No. 50), mm (in)ø152 (ø5.98)

ATC — Max tool length, mm (in)400 (15.75)

ATC — Max tool mass, kg (lb)8 (18)

ATC — Max tool mass (MB-66VB, No. 50), kg (lb)12 (26)

Max tool mass (MB-66VB, No. 50) (option), kg (lb)15 (33)

Machine size — Height, mm (in)3,295 (129.72)

Machine size — Floor space, mm (in)3,045 × 3,404 (119.88 × 134.02)

Machine size — Mass, kg (lb)11,200 (24,640)

Machine size — Mass (MB-66VB, No. 50), kg (lb)11,800 (25,960)

Numerical controllerOSP-P500M

📋 Spec data: Detailed (36 fields) · compiled from manufacturer and public sources · reference updated 2026-10-15.
These specifications describe the model in general. The year, control generation, spindle, and option package of a specific unit may differ — always verify against the actual machine. Methodology · Data sources.

Okuma

MB-66V

Evidence updated 15 October 2026: specifications. How evidence is dated

MBB Model ID MBB-M-6G7SBK · What is this?

📚 Educational reference — no pricing, not for sale. Independent used-machine research and seller-source discovery are available in our market directory.

Manufacturer videoWatch on YouTube ↗

MB-66V Cutting Demo 2Okuma America Corporation · 2:38 · 2012-08-08

Okuma America Corporation · 0:51 · 2012-08-08↗

About the Okuma MB-66V

The Okuma MB-66V is catalogued under Vertical Machining Centers in The Machine Blue Book CNC machine reference library. This entry documents the machine for identification and education; specifications above are compiled from manufacturer and public sources and describe the model, not a specific unit.

Showroom

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Manuals & documents

All Okuma manuals and documentation →

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