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3-781-0650 - 3 Jaw, 6", Lg Bore, Power Chuck, A2-5

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3 Jaw, 6", Lg Bore, Power Chuck, A2-5
Workholding/Power Lathe Chucks/Large Bore Precision Power Lathe Chucks & Accessories/3-Jaw Large Bore, A2 Mount
3 Jaw, 6", Lg Bore, Power Chuck, A2-5
Item #: 3-781-0650
3 Jaw, 6" (169 mm) Diameter, A2-5, High Speed, Hydraulic, Power, Lathe Chuck, Large Bore, 1.8110” Through Hole, Drawbar, Max Gripping Force 63(6426) N(kgf), 1.5mm x 60 Serrated Jaw Interface, 13mm to 169mm Jaw Capacity, 6,000 RPM, Steel Body. The chuck includes one Blank Draw Nut. TMX offers a Draw Nut Threading Service to machine the Blank Nut to fit your machine specifications.

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Drawnut, 6" Thread M55x2.0

Technical Details




Item Number: 3-781-0650

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Chuck Size in 6
Spindle Nose A2-5
Thru Hole J in(mm) 1.811 (46)
Jaw Stroke in(mm) 0.217 (5.5)
Plunger Stroke in(mm) 0.512 (13)
Gripping Dia Max in(mm) 6.654 (169)
Gripping Dia Min in(mm) 0.512 (13)
Max Permissible Input Force lbf(kgf) 5500 (2500)
Max Speed RPM 6000
Max Gripping Force lbf(kgf) 14137.2 (6426)
Weight lb (kg) 30.14 (13.7)
Moment of Inertia lb*ft2 0.0512
A in(mm) 6.654 (169)
B in(mm) 3.543 (90)
C in(mm) 5.512 (140)
D in(mm) 3.251 (82.563)
E in(mm) 0.591 (15)
F in(mm) 0.197 (5)
G in(mm) 4.567 (116)
H in(mm) 4.126 (104.8)
J in(mm) 1.811 (46)
K 6 x M10
L in(mm) 0.63 (16)
M in(mm) 0.787 (20)
N max in(mm) 1.319 (33.5)
N min in(mm) 1.209 (30.7)
O max in(mm) 0.906 (23)
O min in(mm) 0.394 (10)
P max in(mm) 1.063 (27)
P min in(mm) 0.551 (14)
Q in(mm) 1.22 (31)
R in(mm) 0.472 (12)
S in(mm) 0.748 (19)
T in(mm) 0.079 (2)
U max M55 x 2.0
V 3 - M6
W in 2.362 (60)
X in 0.787 (20)
Y in 1.299 (33)
Z in 2.598 (66)
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