Omatei Mechanical And Electrical Equipment Co., Ltd
| Payment Terms | T/T, Western Union |
| Supply Ability | 1000 sets/M |
| Delivery Time | 3 work days available |
| Packaging Details | Good and firm package is suitable for sea and air shipping |
| Product name | 3 jaw extra large through hole power chuck (adapter excluded) |
| Material | Cast steel |
| Usage | Gripping/Fixture |
| Feature | High precision/High quality |
| Size | Refer to the specification |
| Service | OEM/ODM is acceptable |
| Brand Name | Auto Strong |
| Model Number | NB-306A5,NB-208A6,NB-210A8,NB-310A8,NB-212A8,NB-212A11 etc |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T, Western Union | Supply Ability | 1000 sets/M |
| Delivery Time | 3 work days available | Packaging Details | Good and firm package is suitable for sea and air shipping |
| Product name | 3 jaw extra large through hole power chuck (adapter excluded) | Material | Cast steel |
| Usage | Gripping/Fixture | Feature | High precision/High quality |
| Size | Refer to the specification | Service | OEM/ODM is acceptable |
| Brand Name | Auto Strong | Model Number | NB-306A5,NB-208A6,NB-210A8,NB-310A8,NB-212A8,NB-212A11 etc |
| Place of Origin | CHINA | ||
| High Light | auto strong lathe chuck ，strong chucks | ||
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.
UNIT : mm
| SPEC Model | Through-Hole (mm) | Plunger Stroke | Jaw stroke (In Dia.) (mm) | Max.Pull Force (kn) | Max.Grip Force (kn) | Max.Operating Pressure (kgf/cm2) | Max.Speed (r.p.m.) |
|---|---|---|---|---|---|---|---|
| NB-306A5 | Ø52 | 12 | 5.4 | 2243 | 5812 | 18.4 | 6000 |
| NB-208A6 | Ø66 | 16 | 7.4 | 3558 | 9075 | 20.5 | 5000 |
| NB-210A8 | Ø78 | 19 | 8.8 | 4385 | 11319 | 27.5 | 4200 |
| NB-310A8 | Ø81 | 19 | 8.8 | 4976 | 12848 | 31.5 | 4500 |
| NB-212A8 | Ø122 | 23 | 10.6 | 5812 | 14990 | 20.5 | 3200 |
| NB-212A11 | Ø122 | 23 | 10.6 | 5812 | 14990 | 20.5 | 3200 |
| NB-215A15 | Ø142 | 23 | 10.6 | 7240 | 18355 | 25.5 | 2500 |
| NB-218A15 | Ø166.5 | 23 | 10.6 | 7240 | 18355 | 25.5 | 2000 |
| SPEC Model | Weight (kg) | Moment Of Inertia I(kg‧m2) | Matching Cylinder | Matching Hard Jaw | Matching Soft Jaw | Gripping O.D. Range (mm) |
|---|---|---|---|---|---|---|
| NB-306A5 | 14 | 0.06 | M1552 | HJ06 | HC06 | Ø20-Ø170 |
| NB-208A6 | 24 | 0.14 | M1868 | HJ08 | HC08 | Ø26-Ø210 |
| NB-210A8 | 37.4 | 0.4 | M1878 | HJ10 | HC10 | Ø36-Ø254 |
| NB-310A8 | 36.4 | 0.33 | MK1881 | HJ10 | HC10 | Ø37-Ø254 |
| NB-212A8 | 72.2 | 1.04 | M2511 | HJ12 | HC12 | Ø59-Ø315 |
| NB-212A11 | 65 | 0.95 | M2511 | HJ12 | HC12 | Ø59-Ø315 |
| NB-215A15 | 130 | 3 | M2816 | HJ15 | HC15 | Ø59-Ø405 |
| NB-218A15 | 161 | 4.77 | M2816 | HJ15 | HC15 | Ø78-Ø457 |
| DIM Model | A | B | C(H6) | D | E | F | G | H | J | K | L | M | Nmax. | Omax. | Omin. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NB-306A5 | 170 | 91 | 140 | 20 | 15 | 82.563 | 116 | 104.78 | 14.5 | 6xM10 | 52 | 5 | 37 | 18.25 | 9.25 |
| NB-208A6 | 210 | 103 | 170 | 25 | 17 | 106.38 | 150 | 133.35 | 19.5 | 6xM12 | 66 | 5 | 45.7 | 23.75 | 11.75 |
| NB-210A8 | 254 | 113 | 220 | 30 | 18 | 139.72 | 190 | 171.45 | 24 | 6xM16 | 78 | 5 | 53 | 33.75 | 14.25 |
| NB-310A8 | 254 | 113 | 220 | 30 | 18 | 139.72 | 190 | 171.45 | 24 | 6xM16 | 81 | 5 | 54 | 32.25 | 14.25 |
| NB-212A8 | 315 | 145 | 300 | 30 | 33 | 139.72 | 235 | 171.45 | 24 | 6xM20 | 122 | 6 | 79.5 | 33.75 | 11.25 |
| NB-212A11 | 315 | 134 | 300 | 30 | 22 | 196.87 | 260 | 235 | 28 | 6xM20 | 122 | 6 | 79.5 | 33.75 | 11.25 |
| NB-215A15 | 405 | 154 | 380 | 43 | 27 | 285.78 | 330.2 | 330.2 | 33 | 6xM24 | 142 | 6 | 93.5 | 45.25 | 15.25 |
| NB-218A15 | 457 | 154 | 380 | 43 | 27 | 285.78 | 330.2 | 330.2 | 33 | 6xM24 | 166.5 | 6 | 102 | 63.25 | 18.25 |
| DIM Model | Pmax. | Pmin. | Q | R | S | T | Umax. | V | W | X | X2 | X3 | X4 | Reference |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NB-306A5 | 26 | 14 | 2 | 12 | 20 | 31 | M60x2 | 3xM6 | 65 | 16 | 36 | 65 | M8 | Fig-1 |
| NB-208A6 | 31.5 | 15.5 | 2 | 14 | 20 | 35 | M74x2 | 3xM6 | 80 | 16 | 45 | 80 | M8 | Fig-1 |
| NB-210A8 | 26.5 | 7.5 | 2 | 16 | 25 | 40 | M87x2 | 3xM8 | 94 | 16 | 60 | 102 | M10 | Fig-1 |
| NB-310A8 | 26.5 | 7.5 | 2 | 16 | 25 | 40 | M90x2 | 3xM8 | 97 | 16 | 60 | 102 | M10 | Fig-1 |
| NB-212A8 | 53 | 30 | 2 | 21 | 28 | 50 | M135x2 | 6xM16 | 143 | 20 | 60 | 138 | M10 | Fig-2 |
| NB-212A11 | 42 | 19 | 2 | 21 | 28 | 50 | M135x2 | 3xM10 | 143 | 20 | 60 | 138 | M10 | Fig-2 |
| NB-215A15 | 34 | 11 | 5 | 22 | 43 | 62 | M155x2 | 3xM12 | 164 | 20 | 80 | 160 | M12 | Fig-1 |
| NB-218A15 | 34 | 11 | 5 | 22 | 43 | 62 | M180x3 | 3xM12 | 189 | 20 | 100 | 160 | M12 | Fig-1 |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2005
Total Annual:
10,000,000-12,000,000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
About Omatei company Kunshan Omatei Mechanical and Electrical Equipment Co., LTD has been specialized in precision manufacturing for over ten years. We produce various kinds of soft jaws which can be matched with chucks made in Europe and America or China Etc. as well high precision hydraulic pow... About Omatei company Kunshan Omatei Mechanical and Electrical Equipment Co., LTD has been specialized in precision manufacturing for over ten years. We produce various kinds of soft jaws which can be matched with chucks made in Europe and America or China Etc. as well high precision hydraulic pow...
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