Type 2030, 2031, 2031 K, 2032,
2033, 2037
Orifice
(Diaphragm size)
Order numbers for diaphragms
[mm]
EPDM (AB*)
8
677 663
15
677 664
20
677 665
25
677 667
32
677 668
40
677 669
50
677 670
65
677 671
PTFE (EA*)
8
677 674
15
677 675
20
677 676
25
677 677
32
677 678
40
677 679
50
677 680
65
677 681
Tab. 13: Order numbers for diaphragms
*SAP Code
Spare parts
EPDM (AD*)
FKM (FF*)
688 421
677 684
688 422
677 685
688 423
677 686
688 424
677 687
688 425
677 688
688 426
677 689
688 427
677 690
688 428
677 691
advanced
laminated
advanced
PTFE (EU*)
PTFE (ET*)
679 540
677 694
679 541
677 695
679 542
677 696
679 543
677 697
679 544
–
679 545
677 698
679 546
677 699
679 743
–
The data sheet and further information for the type can be
found on the Internet at:
www.burkert.com
Documentation
2031 K, 2032, 2033, 2037
If you have any queries, please contact your Bürkert sales
office.
english
Types 2030, 2031,
35