ModelMULTUS U4000
Max Turning DiameterØ25.59 in (Ø650 mm)
Spindle Nose TypeJIS A2-8 [JIS A2-11]
Speed Range45~4,200 rpm
Main spindle motor (30 min/cont), kW (hp) (corrected: okuma.com showed '30/20 hp (22/15 kW)'; per the Okuma MULTUS U series (MULTUS U3000 / U4000 / U5000) brochure, Jun 2025, pp. 31-32)22/15 (30/20)
Rapid Traverse Xa/Za1,968 ipm (50 m/min)
Rapid Traverse Zb/Y1,574 ipm (40 m/min)
Rapid Traverse Xb980 ipm (25 m/min)
Standard chuck size10 in
Max work length1,500, 2,000 mm (59.06, 78.74 in)
Tool storage40 tools
Machine size (W × D × H)5,425 × 2,995 × 2,955 (213.58 × 117.91 × 116.34) 6,175 × 2,995 × 2,955 (243.11 × 117.91 × 116.34) [mm (in)]
Spec extensionW, 2S, 2SW
Capacity — Swing over saddle, mm (in)ø650 (25.59)
Travels — X-axis, mm (in)695 (27.36)
Travels — Y-axis, mm (in)300 (±150) (11.81 (±5.91))
Travels — C-axis / indexing angle, degree360 (min controlled angle 0.0001)
Travels — B-axis / indexing angle, degree−30 to +210 (min controlled angle 0.001)
Type (upper turret)H1
Turret (milling tool spindle) — Tool shank dimensions / ID tool shank diameter, mm (in)□25/ø40 (1 × 1/1-1/2)
Milling tool spindle (upper turret), min⁻¹50 to 12,000
Feed rates — C-, B-axis, min⁻¹C: 200, B: 30
Auto tool changer (ATC) — Tool shankHSK-A63
Auto tool changer (ATC) — Max tool dia (w/o adjacent tools in brackets), mm (in)ø90 (ø3.54) (w/o adjacent tools: ø130 (ø5.12))
Auto tool changer (ATC) — Max tool length, mm (in)400 (15.75) (from gauge line)
Auto tool changer (ATC) — Max tool mass, kg (lb)10 (22)
Milling tool spindle motor (upper turret) (3 min/cont), kW (hp)25/19 (33/25)
CNCOSP-P500S
The spindle lineup — Torque — upper turret M-spindle (3 min/cont), N-m120/90
Spindle — Taper bore / Bearing dia, mm (in)ø91/ø140 (ø3.58/ø5.51)
The spindle lineup — Torque — ø140-mm Std spindle (30 min/cont), N-m700/477
Capacity: other configurations and options (10)
Capacity — Swing over saddle — Lower (2SC/2SW), mm (in)ø320 (12.60)
Capacity — Max machining dia — Lower (2SC/2SW), mm (in)ø320 (12.60)
Capacity — Distance between nose and center (between noses) (1SC DBC 1500), mm (in)1,738.7 (68.45)
Capacity — Distance between nose and center (between noses) (1SC DBC 2000), mm (in)2,238.7 (88.14)
Capacity — Distance between nose and center (between noses) (1SW DBC 1500), mm (in)1,876 (73.86)
Capacity — Distance between nose and center (between noses) (1SW DBC 2000), mm (in)2,376 (93.54)
Capacity — Distance between nose and center (between noses) (2SC DBC 1500), mm (in)1,678.7 (66.09)
Capacity — Distance between nose and center (between noses) (2SC DBC 2000), mm (in)2,178.7 (85.78)
Capacity — Distance between nose and center (between noses) (2SW DBC 1500), mm (in)1,872 (73.70)
Capacity — Distance between nose and center (between noses) (2SW DBC 2000), mm (in)2,372 (93.39)
Travels: other configurations and options (11)
Travels — X-axis — Lower (2SC/2SW), mm (in)235 (9.25)
Travels — Z-axis upper (DBC 1500: 1SC, 1SW, 2SC, 2SW), mm (in)1,600 (62.99)
Travels — Z-axis upper (DBC 2000: 1SC, 1SW, 2SC, 2SW), mm (in)2,100 (82.68)
Travels — Z-axis lower (2SC DBC 1500), mm (in)1,461 (57.52)
Travels — Z-axis lower (2SC DBC 2000), mm (in)1,961 (77.20)
Travels — Z-axis lower (2SW DBC 1500), mm (in)1,524 (60.00)
Travels — Z-axis lower (2SW DBC 2000), mm (in)2,024 (79.69)
Travels — W-axis (1SW DBC 1500), mm (in)1,554 (61.18)
Travels — W-axis (1SW DBC 2000), mm (in)2,054 (80.87)
Travels — W-axis (2SW DBC 1500), mm (in)1,524 (60.00)
Travels — W-axis (2SW DBC 2000), mm (in)2,024 (79.69)
Turret (milling tool spindle): other configurations and options (4)
Turret (milling tool spindle) — Type — Lower (2SC/2SW)V12
Type — Lower (option: Lower turret V12 multitasking, 2SW)Multitasking V12
Turret (milling tool spindle) — No. of tools — Lower (2SC/2SW)12
Milling tool spindle — Lower (option: Lower turret V12 multitasking, 2SW), min⁻¹45 to 6,000
Motor: other configurations and options (7)
Milling tool spindle motor — Lower (2 min/cont) (option: Lower turret V12 multitasking, 2SW), kW (hp)5.5/3.7 (7.5/5)
Opposing spindle motor (30 min/cont) (1SW), kW (hp)22/15 (30/20)
Opposing spindle motor (20 min/cont) (2SW), kW (hp)22/15 (30/20)
X-, Z-, Y-, B-axis motors (1SC/1SW), kW (hp)X: 5.2, Z: 4.6 (X: 6.9, Z: 6.1) (DBC 1500)/5.2 (6.9) (DBC 2000) Y: 3.5, B: 3.0 (Y: 4.7, B: 4.0)
X-, Z-, Y-, B-axis motors (2SC/2SW), kW (hp)XA: 5.2, ZA: 4.6 (XA: 6.9, ZA: 6.1) (DBC 1500)/5.2 (6.9) (DBC 2000) XB: 3.5, ZB: 4.6, Y: 3.5, B: 3.0 (XB: 4.7, ZB: 6.1, Y: 4.7, B: 4.0)
W-axis motor (1SC/2SC), kW (hp)2.8 (3.7) (tailstock)
W-axis motor (1SW/2SW), kW (hp)4.6 (6.1)
The spindle lineup: other configurations and options (5)
Torque — lower turret M-spindle (2 min/cont) (option: Lower turret V12 multitasking, 2SW), N-m31.3/20.9
Torque — ø160-mm Big-Bore spindle (10 min/cont) (option: Big-Bore spindle), N-m955/657
The spindle lineup — Torque — ø140-mm Standard opposing spindle (1S) (30 min/cont) (1SW), N-m700/477
Torque — ø160-mm Opposing Big-Bore spindle (1S) (10 min/cont) (option: Opposing Big-Bore spindle (1S), 1SW), N-m955/657
The spindle lineup — Torque — ø120-mm Standard opposing spindle (2S) (20 min/cont) (2SW), N-m420.2/286.5
Optional specifications (4)
ATC tool magazine capacity (option: ATC magazine)80 tools, 120 tools, 180 tools (matrix)
Tool shank profile (option: CAPTO C6)CAPTO C6
Big-Bore spindle motor (20 min/cont) (option: Big-Bore spindle), kW32/22
Opposing Big-Bore spindle motor (20 min/cont) (option: Opposing Big-Bore spindle (1S), 1SW), kW32/22
Spindle: other configurations and options (2)
Speed (option: Big-Bore spindle), min⁻¹30 to 3,000
Taper bore / Bearing dia (option: Big-Bore spindle), mm (in)ø112/ø160 (ø4.41/ø6.30)
Opposing spindle: other configurations and options (8)
Opposing spindle speed (1SW), min⁻¹45 to 4,200
Opposing spindle speed (option: Opposing Big-Bore spindle (1S), 1SW), min⁻¹30 to 3,000
Opposing spindle taper bore / bearing dia (1SW), mm (in)ø91/ø140 (ø3.58/ø5.51)
Opposing spindle taper bore / bearing dia (option: Opposing Big-Bore spindle (1S), 1SW), mm (in)ø112/ø160 (ø4.41/ø6.30)
Opposing spindle speed (2SW), min⁻¹38 to 3,800
Opposing spindle nose shape (2SW)JIS A2-8
Opposing spindle taper bore / bearing dia (2SW), mm (in)ø80/ø120 (ø3.15/ø4.72)
Opposing spindle nose shape (1SW) (brochure contradiction: table cell prints 'JIS A2-6 [JIS A2-8]', Standard Specifications A2-8; A2-8 used; Okuma MULTUS U series (MULTUS U3000 / U4000 / U5000) brochure, Jun 2025, p. 31)JIS A2-8
Feed rates: other configurations and options (7)
Feed rates — X-, Z-, Y-axis upper (DBC 1500: 1SC, 1SW, 2SC, 2SW), m/min (fpm)X: 50, Z: 50, Y: 40 (X: 164, Z: 164, Y: 131)
Feed rates — X-, Z-, Y-axis upper (DBC 2000: 1SC, 1SW, 2SC, 2SW), m/min (fpm)X: 50, Z: 40, Y: 40 (X: 164, Z: 131, Y: 131)
Feed rates — X-, Z-axis lower (2SC/2SW DBC 1500), m/min (fpm)X: 25, Z: 40 (X: 82, Z: 131)
Feed rates — X-, Z-axis lower (2SC/2SW DBC 2000), m/min (fpm)X: 25, Z: 30 (X: 82, Z: 98)
Feed rates — W-axis (1SC/2SC), m/min (fpm)12 (39) (tailstock)
Feed rates — W-axis (1SW/2SW DBC 1500), m/min (fpm)30 (98)
Feed rates — W-axis (1SW/2SW DBC 2000), m/min (fpm)20 (66)
Tailstock: other configurations and options (4)
Tailstock — Travel (1SC DBC 1500), mm (in)1,594 (62.76)
Tailstock — Travel (1SC DBC 2000), mm (in)2,094 (82.44)
Tailstock — Travel (2SC DBC 1500), mm (in)1,359.5 (53.52)
Tailstock — Travel (2SC DBC 2000), mm (in)1,961 (77.20)
Machine size: other configurations and options (10)
Machine size — Height (1SC/1SW), mm (in)2,955 (116.34)
Machine size — Height (2SC/2SW), mm (in)3,030 (119.29)
Machine size — Floor space W × D (tank included) (1SC/1SW DBC 1500), mm × mm (in)5,425 × 2,995 (213.58 × 117.91)
Machine size — Floor space W × D (tank included) (1SC/1SW DBC 2000), mm × mm (in)6,175 × 2,995 (243.11 × 117.91)
Machine size — Floor space W × D (tank included) (2SC/2SW DBC 1500), mm × mm (in)5,425 × 3,326 (213.58 × 130.94)
Machine size — Floor space W × D (tank included) (2SC/2SW DBC 2000), mm × mm (in)6,175 × 3,326 (243.11 × 130.94)
Machine size — Mass (1SC/1SW DBC 1500), kg (lb)17,000 (37,400)
Machine size — Mass (1SC/1SW DBC 2000), kg (lb)19,000 (41,800)
Machine size — Mass (2SC/2SW DBC 1500), kg (lb)18,000 (39,600)
Machine size — Mass (2SC/2SW DBC 2000), kg (lb)20,000 (44,000)
