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NB-200A Power Chuck

3-jaw extra large through-hole power chuck
(adapter included)
  • More large bore:
    The largest bore in wedge type power operated chucks.
  • 20% large bore:
    Approximately 20% higher speed, higher gripping force and larger bore compared with regular chucks.
  • Model NB-200A chucks are assembled with adaptor for ASA B5.9 type A spindles.
  • Model NB-200A chucks are manufactured form high grade alloy steel. All sliding surfaces are hardened and ground for accurate actual running and long service repeatability.
To order any of these items enter the Part Number into the search bar above. (This will take you to the product page where you can add the item to the shopping cart)
Through-Hole
(mm)		 Plunger
Stroke
(mm)		 Jaw stroke
(In Dia.)
(mm)		 Max. Pull
Force
(kgf)		 Max.
Gripping
Force
(kgf)		 Max.
Operating
Pressure
(kgf / cm²)		 Max.
Speed
(r.p.m.)		 Weight
(kg)		 Moment Of
Inertia
I
(kg．m²)		 Matching
Cylinder		 Matching
Hard Jaw		 Matching
Soft Jaw		 Gripping
O.D. Range
(mm)		 SPEC Part Number Price Each
Ø52 12 5.4 2243 5812 18.4 6000 14 0.06 M1552 HJ06 HC06 Ø16-Ø170 NB-306A5 Call or Email
Ø66 16 7.4 3558 9075 20.5 5000 24 0.14 M1868 HJ08 HC08 Ø20-Ø210 NB-208A6 Call or Email
Ø78 19 8.8 4385 11319 27.5 4200 37.4 0.4 M1878 HJ10 HC10 Ø25-Ø254 NB-210A8 Call or Email
Ø81 19 8.8 4976 12848 31.5 4500 36.4 0.33 MK1881 HJ10 HC10 Ø37-Ø254 NB-310A8 Call or Email
Ø122 23 10.6 5812 14990 20.5 3200 65 0.95 M2511 HJ12 HC12 Ø41-Ø315 NB-212A11 Call or Email
Ø142 23 10.6 7240 18355 25.5 2500 130 3.0 ML2816 HJ15 HC15 Ø60-Ø405 NB-215A15 Call or Email
Ø166.5 23 10.6 7240 18355 25.5 2000 161 4.77 ML2816 HJ15 HC15 Ø75-Ø457 NB-218A15 Call or Email
A B C
(H6)		 D E F G H J K L M N
max.		 O
max.		 O
min.		 P
max.		 P
min.		 Q R S T U
max.		 V W X1
(H12)		 X2 X3 X4 DIM Part Number Price Each
170 91 140 20 15 82.563 116 104.78 14.5 6xM10 52 5 34.3 18.25 9.25 26 14 2 12 20 31 M60x2 3xM6 65 16 36 65 M8 NB-306A5 Call or Email
210 103 170 25 17 106.375 150 133.35 19.5 6xM12 66 5 42 23.75 11.75 31.5 15.5 2 14 20 35 M75x2 3xM6 80 16 45 80 M8 NB-208A6 Call or Email
254 113 220 30 18 139.719 190 171.45 24 6xM16 78 5 53 33.75 14.25 26.5 7.5 2 16 25 40 M87x2 3xM8 94 16 60 102 M10 NB-210A8 Call or Email
254 113 220 30 18 139.719 190 171.45 24 6xM16 81 5 54 32.25 14.25 26.5 7.5 2 16 25 40 M90x2 3xM8 97 16 60 102 M10 NB-310A8 Call or Email
315 134 300 30 22 196.869 260 235 28 6xM20 122 6 74.2 36.25 12.75 42 19 2 21 28 50 M135x2 3xM10 143 20 60 138 M10 NB-212A11 Call or Email
405 154 380 43 27 285.775 330.2 330.2 33 6xM24 142 6 93.5 45.25 15.25 34 11 5 22 43 62 M155x2 3xM12 164 20 80 160 M12 NB-215A15 Call or Email
457 154 380 43 27 285.775 330.2 330.2 33 6xM24 166.5 6 96.7 63.25 18.25 34 11 5 22 43 62 M180x3 3xM12 189 20 100 160 M12 NB-218A15 Call or Email