Item Number: 3-781-1811

3 Jaw, 18" (450 mm) Diameter, A2-11, High Speed, Hydraulic, Power, Lathe Chuck, Large Bore, 4.6456” Through Hole, Drawbar, Max Gripping Force 180(18355) N(kgf), 3mm x 60 Serrated Jaw Interface, 30mm to 450mm Jaw Capacity, 2,000 RPM, Steel Body
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Chuck Size in 18
Spindle Nose A2-11
Thru Hole in(mm) 4.646 (118)
Jaw Stroke in(mm) 0.417 (10.6)
Plunger Stroke in(mm) 0.906 (23)
Gripping Dia Max in(mm) 17.717 (450)
Gripping Dia Min in(mm) 1.181 (30)
Max Permissible Input Force lbf(kgf) 15928 (7240)
Max Gripping Force lbf(kgf) 40381 (18355)
Max Speed RPM 2000
Weight lb (kg) 391.6 (178)
Moment of Inertia lb*ft2 3.912
A in(mm) 17.717 (450)
B in(mm) 5.866 (149)
C in(mm) 14.961 (380)
D in(mm) 7.751 (196.869)
E in(mm) 0.866 (22)
F in(mm) 0.236 (6)
G in(mm) 12.598 (320)
H in(mm) 9.252 (235)
J in(mm) 4.646 (118)
K 6 - M20
L in(mm) 1.102 (28)
M in(mm) 1.693 (43)
N max in(mm) 3.228 (82)
N min in(mm) 3.02 (76.7)
O max in(mm) 2.906 (73.8)
O min in(mm) 0.72 (18.3)
P max in(mm) 1.299 (33)
P min in(mm) 0.394 (10)
Q in(mm) 2.441 (62)
R in(mm) 0.866 (22)
S in(mm) 1.535 (39)
T in(mm) 0.197 (5)
U max M130x2.0
V 3-M10
W in(mm) 5.472 (139)
X in(mm) 2.362 (60)
Y in(mm) 2.756 (70)
Z in(mm) 6.496 (165)