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Item
Part no.
no.
Denomination
Number
DN 25
DN 50
DN 80
DN 100
DN 150
370.20 p.31
Regulating assembly 3
303
O ring
1
20428
304
Sealing ring
1
18710
314
Roll diaphragm
1
15058021
316
Guide belt
1
15059259
317
O ring
1
20619
320
Pressure-compensating diaphragm, optional:
320
Pressure-compensating diaphragm for valve seat Ø100
1
15059057
320
Pressure-compensating diaphragm for valve seat Ø140
1
15059024
323
Valve cone, optional:
323
Valve cone for valve seat Ø100
1
15059050
323
Valve cone for valve seat Ø140
1
15801757
324
Valve seat, optional:
324
Valve seat for valve seat Ø100
1
15059048
324
Valve seat for valve seat Ø140
1
15801459
325
Sealing ring, optional:
325
Sealing ring for valve seat Ø100
1
15059054
325
Sealing ring for valve seat Ø140
1
15801762
326
O ring
1
20323
327
O ring
1
20327
329
O ring
1
21267
333
Sealing ring
1
518017
334
Sealing ring
1
18684
339
Valve rod
1
18801756
340
Valve plate, at option:
340
Valve plate for valve seat Ø100
1
15059049
340
Valve plate for valve seat ø140
1
15059041
For actuators K1a and K2a
402
O ring
1
21253
21253
21253
21253
20323
403
O ring
1
21250
21250
21250
21250
20914
408
O ring
1
21254
21254
520041
520041
20448
409
O ring
1
21250
21250
21250
21250
20914
417
O ring
1
20371
20371
20371
20371
20371
435
Sealing ring
1
518017
518017
518017
518017
518017
437
O ring
1
21251
21251
21251
21251
21251
450
Sealing ring
1
518017
518017
518017
518017
518017
452
Sealing ring
1
518017
518017
518017
518017
518017
454
Sealing ring
2
19199
19199
19199
464
O ring
1
21255
21259
21262
21264
520103
466
Piston, vulcanised
1
15026110
15026110
15026110
15026110
15059033
471
O ring
1
21260
21260
21260
21260
482
O ring
1
21005
21005
21005
21005
485
O ring
1
20361
20361
20361
20361
Pressure/force transducer
506
O ring
1
20336
507
O ring
1
20398