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PRATT BURNERD/ATLAS SERIES 432 4-JAW INDEPENDENT HEAVY DUTY CHUCKS

Atlas Series 432 Heavy-Duty, Sizes 18″ thru 80″

  • One year warranty Sizes 18″ thru 80″

  • Two-piece reversible American Standard tongue and groove jaws

  • Hardened and ground operating screws

  • Steel body

  • T-slots standard

  • Straight recess for adapter mounting

  • Larger chucks available up to 80″ on request

Chuck Size
Flatback
A TYPE
Chuck Number
D TYPE
Chuck Number
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
Chuck Diameter
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.
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