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Self-Centering Series 342 3 Jaw Universal Iron Body Chucks
Untitled Document

Series 342 Medium-Duty Value Line Flatback, D and A Type Mounting: Sizes 5" thru 25"

  • High value and lower cost
  • One year warranty
  • Standard chuck sizes 5" thru 25"
  • Maximum .003" TIR using nominating pinion - thru 12"
  • .001" repeatability using nominating pinion - thru 12"
  • Two-piece American Standard tongue and groove jaws
  • Hardened scroll
  • Three hardened pinions
  • Semi steel bodies

See complete product details in our latest catalog >>

Table Test

Self-Centering 3-Jaw Universal Iron Body Chucks
Chuck Size Flatback
Chuck No.
Type D Spindle Type A Spindle
  SizeChuck No.Size Chuck No.
5" 0534-2000   -------   -------
6"0634-2000D-40634-20D4A-40634-20A4
6"------- -------A-50634-20A5
8" 0834-2000 D-4 0834-20D4   -------
8" ------- D-5 0834-20D5 A-5 0834-20A5
8"   D-6 0834-20D6 A-6 0834-20A6
10"1034-2000D-51034-20D5A-51034-20A5
10"-------D-61034-20D6A-61034-20A6
10"-------D-81034-20D8A-81034-20A8
12" 1234-2000 D-6 1234-20D6 A-6 1234-20A6
12" ------- D-8 1234-20D8 A-8 1234-20A8
16"1634-2000D-81634-20D8A-81634-20A8
16"-------D-111634-2D11A-111634-2A11
20" 2034-2000 D-8 2034-20D8 A-8 2034-20A8
20" ------- D-11 2034-2D11 A-11 2034-2A11
25"2534-2000D-82534-20D8A-82534-20A8
25"--------D-112534-2D11A-112534-2A11
25"-------- -------A-152534-2A15
Consult factory for chucks sizes larger than 25".

Table Test

 

Dimensions for Universal Flatback Mounting Chucks with Two-piece Jaws (in/mm)
Chuck
Size
B1B3B4B5B6B7B9B10B15 Max
RPM
5"/125 4.92"/125 3.74"/95 1.18"/30 .157"/4 4.25"/108 (3) M-8 3.94"/100 1.65"/42 2.28"/58 3000
6"/1606.30"/1604.92"/1251.77"/45.197"/55.51"/140(6) M-104.53"/1151.97"/502.56"/652500
8"/200 7.87"/200 6.30"/160 2.56"/65 .197"/5 6.93"/176 (6) M-10 5.00"/127 2.05"/52 2.95"/75 2000
10"/2509.84"/2507.87"/2003.15"/80.197"/58.81"/224(6) M-125.59"/1422.44"/623.15"/801600
12"/315 12.40"/315 10.23"/260 3.94"/100 .236"/6 11.26"/286 (6) M-16 6.53"/166 3.15"/76 3.54"/90 1200
16"/40015.75"/40012.99"/3305.12"/130.236"/614.25"/362(6) M-167.32"/1863.38"/863.94"/1001000
20"/500 19.68"/500 16.53"/420 8.26"/210 .236"/6 18.03"/458 (6) M-16 8.07"/205 3.54"/90 4.53"/115 800
25"/63024.80"/63021.45"/5459.92"/252.275"/723.07"/586(6) M-168.68"/220.53.36"/85.55.31"/135800
Note: Dimensions are for flatback chucks; for D or A mounted chucks dimension B15 will vary.
(1) Model No's. 2034-2A11 and 2534-2A11 have a 6.5" thru-hole