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RESA30 'A' section ring dimensions
Nominal external
DO
DI
diameter
(mm)
(mm)
(mm)
52.20
30.04
52
52.10
30.00
57.35
37.04
57
57.25
37.00
75.40
55.04
75
75.30
55.00
100.30
80.04
100
100.20
80.00
101.30
80.04
101
102.20
80.00
103.20
80.04
103
103.00
80.00
104.40
80.04
104
104.20
80.00
114.70
95.04
115
114.50
95.00
124.10
104.04
124
123.90
104.00
150.40
130.04
150
150.20
130.00
172.04
152.04
172
171.84
152.00
183.45
163.04
183
183.25
163.00
200.40
180.04
200
200.20
180.00
206.50
186.05
206
206.10
186.00
208.80
186.05
209
208.40
186.00
229.40
209.05
229
229.00
209.00
1
There are no tapped holes on the 489 mm ring
Original instructions
Mounting holes
Nominal external
diameter
DH
θ
N
(mm)
(mm)
40
6
30°
47
6
30°
65
6
30°
90
6
30°
90
6
30°
90
6
30°
90
6
30°
105
6
30°
489
114
6
30°
140
9
20°
IMPORTANT: RESOLUTE readheads must be used with the correct size
RESA30 ring. Ensure matching part numbers when ordering.
162
9
20°
172
9
20°
190
12
15°
196
12
15°
196
12
15°
219
12
15°
DO
DI
(mm)
(mm)
(mm)
254.80
235.06
255
254.40
235.00
280.30
260.06
280
279.90
260.00
300.40
280.06
300
300.20
280.00
330.10
310.06
330
329.90
310.00
350.40
330.06
350
350.20
330.00
412.70
392.08
413
412.30
392.00
417.40
380.10
417
417.00
380.00
489.12
451.10
1
488.72
450.90
550.20
510.10
550
549.80
510.00
Mounting holes
DH
θ
N
245
12
15°
270
12
15°
290
16
11.25°
320
16
11.25°
340
16
11.25°
402
18
10°
390
18
10°
462
20
18°
520
20
9°
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27
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