| 4-Jaw Standard Independent Steel Body Chucks | |||||
|---|---|---|---|---|---|
| Chuck Size | Flatback Chuck No. | Type A Spindle | Type D Spindle | ||
| Size | Chuck No. | Size | Chuck No. | ||
| 18" | 1843-2000 | A-8 | 1843-20A8 | D-8 | 1843-20D8 |
| 18" | A-11 | 1843-2A11 | D-11 | 1843-2D11 | |
| 20" | 2043-2000 | A-8 | 2043-20A8 | D-8 | 2043-20D8 |
| 20" | A-11 | 2043-2A11 | D-11 | 2043-2D11 | |
| 24" | 2443-2000 | A-8 | 2443-20A8 | D-8 | 2443-20D8 |
| 24" | A-11 | 2443-2A11 | D-11 | 2443-2D11 | |
| 28" | 2843-2000 | A-11 | 2843-2A11 | D-11 | 2843-2D11 |
| 28" | A-15 | 2843-2A15 | |||
| 32" | 3243-2000 | A-11 | 3243-2A11 | D-11 | 3243-2D11 |
| 32" | A-15 | 3243-2A15 | |||
| 32" | A-20 | 3243-2A20 | |||
| 36" | 3643-2000 | A-11 | 3643-2A11 | D-11 | 3643-2D11 |
| 36" | A-15 | 3643-2A15 | |||
| 36" | A-20 | 3643-2A20 | |||
| Larger sizes available, up to 80" dia., contact PBA for price quotation. Consult factory for 40" and larger sizes. |
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| Dimensional Data 4-Jaw Independent Steel Body Chucks | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Chuck Dia. | B1 | B3 | B4 | B5 | B6 | B7 | B15 | J10 | Weight |
| 18" | 17.7" | 7.874" | 4.055" | .196" | 6.61" | M-20 | 4.33" | 3.22" | 320 lbs. |
| 20" | 19.6" | 9.842" | 4.055" | .196" | 8.66" | M-20 | 4.33" | 3.22" | 415 lbs. |
| 24" | 23.6" | 9.842" | 4.055" | .196" | 8.66" | M-20 | 4.92" | 3.22" | 720 lbs. |
| 28" | 27.5" | 9.842" | 4.72" | .196" | 8.66" | M-20 | 4.92" | 3.39" | 1050 lbs. |
| 32" | 31.5" | 9.842" | 5.31" | .196" | 8.66" | M-20 | 4.92" | 3.39" | 1230 lbs. |
| 36" | 35.43" | * | * | * | * | M-20 | * | 3.39" | 1475 lbs. |
| Dimensions are for flatback-mount chucks; on A, L and D mounted chucks dimension B15 will vary. *Specify when ordering. “L” type mounts available upon request. (1) B4 are standard thru-holes. Thru-holes can be larger upon request. All A-11 mount chucks have 6.5" thru-hole as standard. |
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