ModelLU4000 EX
Max Turning Diameter18.90 in (Ø480 mm)
Capacity — Max work length, mm (in) (corrected: okuma.com showed '49.21 in (1,250 mm)'; per the Okuma LU EX series 2-saddle CNC lathes (LU3000 EX / LU4000 EX) brochure, Aug 2026, p. 15)400 (15.75)
Spindle Nose TypeA2-8
Spindle Nose Type (options / other configurations)A2-11
Speed Range42~4,200 rpm
Speed Range (options / other configurations)30~3,000 rpm
Standard Power30/20 hp (22/15 kW)
Standard Power (options / other configurations)43/30 hp (32/22 kW)
Rapid Traverse984/1,181 ipm (25/30 m/min)
Capacity — Swing over bed, mm (in)ø695 (ø27.36)
Capacity — Max turning dia — Lower turret, mm (in)ø310 (ø12.20)
Travels — X-axis — Upper turret, mm (in)300 (11.81)
Travels — X-axis — Lower turret, mm (in)195 (7.68)
Travels — Z-axis — Upper turret, mm (in)740 (29.13)
Travels — Z-axis — Lower turret, mm (in)700 (27.56)
Spindle — Bore dia, mm (in)ø91 (ø3.58)
Spindle — Front bearing dia, mm (in)ø140 (ø5.51)
Type — Upper turretV12
Type — Lower turretV10
No. of tools — Upper turret, tool12
No. of tools — Lower turret, tool10
Turret — OD tool shank height, mm (in)□25 (1 × 1)
Turret — ID tool shank dia, mm (in)ø40 (ø1-1/2)
Turret index time, sec/1 index0.2
Motor — Axis drive, kW (hp)XA: 3.5, XB: 3.0, ZA: 4.6, ZB: 4.6 (XA: 4.7, XB: 4.0, ZA: 6.1, ZB: 6.1)
Motor — Coolant pump (50 Hz/60 Hz), kW (hp)0.55/0.75 (3/4 /1)
Machine size — Height, mm (in)2,200 (86.61)
Machine size — Floor space width × depth (including tank), side discharge, mm (in)3,570 × 2,420 (140.55 × 95.28)
Machine size — Mass (w/ CNC), kg (lb)9,000 (19,800)
CNCOSP-P500L
Capacity: other configurations and options (9)
Capacity — Max turning dia — Upper turret (M spec), mm (in)ø430 (ø16.93)
Capacity — DBC (2SC × 650), mm (in)909 (35.79)
Capacity — Max work length (2SC × 650), mm (in)650 (25.59)
Capacity — DBC (2SC × 1250), mm (in)1,509 (59.41)
Capacity — Max work length (2SC × 1250), mm (in)1,250 (49.21)
Capacity — DBC (2SC × 2000), mm (in)2,309 (90.91)
Capacity — Max work length (2SC × 2000), mm (in)2,080 (81.89)
Capacity — DBC (2SC × 3000), mm (in)3,309 (130.28)
Capacity — Max work length (2SC × 3000), mm (in)3,080 (121.26)
Travels: other configurations and options (8)
Travels — Z-axis — Upper turret (2SC × 1250), mm (in)1,340 (52.76)
Travels — Z-axis — Lower turret (2SC × 1250), mm (in)1,300 (51.18)
Travels — Z-axis — Upper turret (2SC × 2000), mm (in)2,140 (84.25)
Travels — Z-axis — Lower turret (2SC × 2000), mm (in)2,100 (82.68)
Travels — Z-axis — Upper turret (2SC × 3000), mm (in)3,140 (123.62)
Travels — Z-axis — Lower turret (2SC × 3000), mm (in)3,100 (122.05)
Travels — Y-axis (MY spec), mm (in)140 <+70 to -70> (5.51<+2.76 to -2.76>)
Travels — C-axis (M / MY spec), deg360 (0.001)
Spindle: other configurations and options (2)
Bore dia (option: Big-Bore spindle), mm (in)ø112 (ø4.41)
Front bearing dia (option: Big-Bore spindle), mm (in)ø160 (ø6.30)
Milling tool spindle: other configurations and options (1)
Milling tool spindle — Spindle speed (M / MY spec), min⁻¹45 to 6,000
Motor: other configurations and options (2)
Motor — Milling tool (M / MY spec) (25 min/cont), kW (hp)7.5/4.3 (10/5.7)
Motor — Axis drive (2SC × 3000), kW (hp)XA: 3.5, XB: 3.0, ZA: 5.2, ZB: 5.2 (XA: 4.7, XB: 4.0, ZA: 6.9, ZB: 6.9)
Feed rate: other configurations and options (2)
Feed rate — Rapid traverse (2SC × 3000), m/min (ipm)X: 25, Z: 20 (X: 984, Z: 787)
Feed rate — Rapid traverse C (M spec), min⁻¹C: 200 min-1
Tailstock: other configurations and options (2)
Tailstock — Quill dia (2SC), mm (in)ø120 (4.72)
Tailstock — Quill travel (2SC), mm (in)150 (5.91)
Machine size: other configurations and options (10)
Machine size — Height (2SC × 1250, 2SC × 2000), mm (in)2,440 (96.06)
Machine size — Height (2SC × 3000), mm (in)2,309 (90.91)
Machine size — Floor space width × depth (including tank), rear discharge, mm (in)3,500 × 2,913 (137.80 × 114.69)
Machine size — Floor space width × depth (including tank), side discharge (2SC × 1250), mm (in)4,780 × 2,840 (188.19 × 111.81)
Machine size — Floor space width × depth (including tank), side discharge (2SC × 2000), mm (in)6,480 × 3,032 (255.12 × 119.37)
Machine size — Floor space width × depth (including tank), side discharge (2SC × 3000), mm (in)8,405 × 2,609 (330.91 × 102.72)
Machine size — Mass (w/ CNC) (2SC × 650), kg (lb)9,600 (21,120)
Machine size — Mass (w/ CNC) (2SC × 1250), kg (lb)11,400 (25,080)
Machine size — Mass (w/ CNC) (2SC × 2000), kg (lb)14,500 (31,900)
Machine size — Mass (w/ CNC) (2SC × 3000), kg (lb)17,500 (38,500)
