1、UM= 62-229.335 DEUTSCHE NORMEN November 1966 Taper shank Morse O 1 2 3 4 Lathe Centres 60 with Extractor Nut Extractor nut dl d2 d3 d4 4 12 13 with h9 = Maximum thread b Taper 1 : 19,212 43 9,045 9,2 03 M 12x1,5 50 78 6 M12x15 1 : 20,047 5 12,065 12,2 0,5 M 16x15 533 90 7 M 16x13 1 : 20,020 6,5 17,7
2、80 18 0,8 M 22x13 64 112 9 M22x15 1 : 19,922 7,5 23,825 24,l 0,8 M27x1,5 81 1:19,254 10 31,267 31,6 1 M36x1,5 1023 175 _ DIN - 807 5 6 Zentrierspitzen 60“ mit Abdrckmutter 217 13 M 48xI,5 1:19,180 11,5 290 14 M68x15 1:19,002 10 Dimensions in mm w (rn) Undercut E according to DIN 509 Centre hole acce
3、ding to Tapershank A according to DIN 228 but without hole DIN 332 Designation of a lathe centre with Morse taper 3 with extractor nut: Lathe centre Morse 3 DIN 807 Material: Tool steel Condition: Workpiece contact surface (60 point) hardened, Rockwell hardness HRC = 60 + 3 Lathe centres with sharp
4、point and centres with increased running accuracy are special types. Lathe centres with carbide tip and extractor nut are special types; the centre points are to be tipped with carbide in the same way as the centres according to DIN 806 Type E. Permissible deviations for dimensions without tolerance
5、 indication: medium DIN 7168 Lathe centres 60 (without extractor nut) see DIN 806 Continued on page 2 Alleinverkauf der Normen durch Beuth Verlag GmbH. Berlin 30 und Kln 1 11.79 DIN 807 engl. Preisgr. 4 Vem.-Nr. O104 Page 2 DIN 807 Extractor nuts Designation of an extractor nut with thread M 36X 1.5: Nut M 36X 1.5 DIN 807 Strength properties (material): 8 G according to DIN 267 Condition: rn J
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