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Atlas Workholding
Series 742 Medium Duty
4- Jaw ''Universal'' Iron Body Chucks

ser742ch.jpg (40347 bytes)

  • One year warranty

  • Sizes6'' thru 32''

  • Maximum .003'' TIR using nominating pinion

  • .001'' Repeatability using nominating pinion

  • Two-piece American Standard tongue and groove jaws

  • Nitride hardened and ground scroll

  • Three hardened pinions

  • High tensile iron bodies

  • Can be used for either two jaw or four jaw concentric, self-centering

Chuck
Size
Flatback Camlock Type D Spindle Type L Spindle Type A Spindle Threaded Type Spindle
Chuck No. Size Chuck No. Size Chuck No. Size Chuck No. Size Chuck No.
6'' 0674-2000 D-3 0674-20D3 L-00 0674-20L00 A-4 0674-20A4 1-1/2-8 0674-2041
6'' D-4 0674-20D4 L-0 0674-20L0 A-5 0674-205A 1-3/8-8 0674-2042
6'' 2-1/4-8 0674-2043
6'' 2-3/8-6 0674-2046
8'' 0874-2000 D-4 0874-20D4 L-00 0874-2L00 A-5 0874-20A5 2-1/4-8 0874-2043
8'' D-5 0874-20D5 L-0 0874-20L0 A-6 0874-20A6 2-3/8-6 0874-2046
8'' D-6 0874-20D6
10'' 1074-2000 D-5 1074-20D5 L-0 1074-20L0 A-5 1074-20A5 2-1/4-8 1074-2043
10'' D-6 1074-20D6 L-1 1074-20L1 A-6 1074-20A6 2-3/8-6 1074-2046
10'' D-8 1074-20D8 A-8 1074-20A8

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