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3977 Emerald Dr., Kalamazoo, MI 49001
Self-Centering 234 & 235 Series 3 Jaw Chucks
Untitled Document

Super-Precision, 3 Pinion Non-Adjustable
Self-Centering Type: 234 and 235 Series 5" thru 15"

• Two-year warranty
• Precision manufactured to fit types A, D and L spindles and adapter mounting
• .0015" T.I.R. 6-12" sizes, 15" size .003" T.I.R. using nominated pinion
• Repeatability .0005" on all sizes
• Sizes 5" thru 15"
• Three hardened pinions
• Two-piece American standard tongue and groove jaws
• High tensile ductile iron bodies

See complete product details in our latest catalog >>

Table Test

Self-Centering High Quality 3 Jaw Universal Chucks
Chuck
Size
Adapter
Mounting
Model No.
Type A Spindle
Short Taper
Type D Spindle
Camlock
Type L Spindle
Long Taper
  SizeModel No. SizeModel No.SizeModel No.
5 0523500 - - D-3 0523520 - -
5 - - - D-4 0523521 - -
6 0623500A-5 0623510D-3 0623520L-00 0623531
6---D-4 0623521L-0 0623532
8 0823500 A-5 0823510 D-3 0823520 L-00 0823531
8 - A-6 0823511 D-4 0823521 L-0 0823532
8 - - - D-5 0823522 - -
8 - - - D-6 0823523 L-1 0823533
101023500A-51023510D-41023521L-001023531
10-A-61023511D-61023523L-01023532
10-A-81023512D-81023524L-11023533
12 1223500 A-6 1223511 D-6 1223523 L-0 1223532
12 - A-8 1223512 D-8 1223524 L-1 1223533
12 - - - D-11 1223525 L-2 1223534
151523400A-81523412D-61523423L-11523433
15-A-111523413D-81523424L-21523434
15---D-111523425-  
Larger diameter chucks available, contact PBA for price and delivery.

Table Test

Dimensional Data for 235 Series Adapter Mounting Self-Centering Chucks
  Gripping Capacity  
Chuck Size A B C D E F G H K Lbs. Wt. Min. Max. Max. RPM
5" 4.92" 3.740" 1.38" 2.31" 1.375" .15" 4.25" 6.75" M8 10.5 3/16" 4" 3600
6" 6.30" 4.921" 1.81" 2.53" 1.59" .15" 5.51" 7.75" M10 18 3/16" 5" 3400
8" 7.87" 6.299" 2.16" 2.87" 1.75" .15" 6.93" 9.75" M10 31.5 3/16" 6-1⁄2" 3100
10" 9.84" 7.875" 2.99" 3.31" 2.13" .19" 8.82" 12.25" M12 59 1/2" 8" 2700
12" 12.20" 10.236" 4.05" 3.56" 2.28" .19" 11.26" 14.25" M12 89 3/4" 10" 2200
15" 15.74" 12.990" 5.35" 3.96" 2.75" .19" 14.25" 16.25" M16 150 1-1⁄2" 13" 1800

Table Test

Mounting Plates For 234 and 235 Series Chucks
Mounting plates are precision machined to suit the spindle nose of your machine. Plates are stocked semi-finished. If ordering plate separately, specify the model number of your chuck so that PBA can finish machine the adapter to suit your Pratt Burnerd chuck.
Type D Camlock Mountings
Spindle 5"6"8"10" 12" 15"
D-3 0503020 0603020 0803020 1003020 - -
D-4 0503021 0603021 08030211003021 - -
D-5 - - 0803022 1003022 - -
D-6-- 08030231003023 12303023 1503023
D-8 - - - 1003024 1203024 1503024
D-11---- 1203025 1503025
Type A American Standard Short Taper A-1 & A-2 Spindles
Spindle 5"6"8"10" 12" 15"
A-5 0503010 0603010 0803010 1003010 - -
A-6-- 08030111003011 1203011 1503011
A-8 - - - 1003012 1203012 1503012
A-11---- 1203013 1503013
Type L American Standard Long Taper Key Drive Spindles
Spindle 5" 6" 8" 10" 12" 15"
L-00 0503031 0603031 0803031 1003031 - -
L-0- 0603032 08030321003032 1203032 -
L-1 - - 0803033 1003033 1203033 1503033
L-2---1003034 1203034 1503034
L-3 - - - - - 1503035
Threaded Spindles
Spindle5"6"8"10"    
1-1⁄2"-8 0503041 0603041 0803041-    
1-3⁄4"-8 0503042 0603042 0803042-    
2-1⁄4"-8 0503043 0603043 08030431003043    
Special adapter plates available upon request. Specify chuck number and spindle nose specifications.
For spindle nose specifications, see our pdf catalog.