8. Quality standard
8-1. Runout accuracy
Table 10
Chuck runout (mm)
Test bar runout (mm)
Type
32
a b
Pinion
position
l c d e f g
SC-3
SC-4
SC-5
0.05
(0.05)
0.05
(0.05)
38
JN06
Master
pinion
JN07
JN09
50
0.04
(0.05)
0.04
(0.05)
JN10
0.02 0.02
0.03
0.02 0.02
JN12
SC-14
(Master
pinion
other
than)
(0.05)
75
SC-16
0.05
(0.05)
0.03
0.05
(0.05)
0.03
Test ring (mm)
SC
・
SA type
TC
・
TA type
Type
Size
Dia. of Test Round Bar
Inner
dia.
Outer
dia.
Inner
dia.
Outer
dia.
SC-3N
85 8 10 15 - 40 60 - -
SC-4N
110 8 15 20 - 50 80 - -
SC-5
130 8 15 25 - 60
100 - -
JN06
165 12 19 30 37 81 134 86 134
JN07
190 12 16 25 37 102
168
107
166
JN09
230 12 25 37 50 122
196
128
196
JN10
273 12 25 37 50 144
223
151
223
JN12
310 19 45 55 70 157
245
162
247
SC-14
355 30 70 90
- 188 290 188 290
SC-16
405 50 70 90
- 208 315 208 315
Fig.8
Содержание JN N Series
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