Samson EB 14b, Монтаж и эксплуатация

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15-4
EB 14b_EN
January 2022 edition
Subject to technical changes
Annex
15.3.2 Spare parts for butter fl y valve BR | 14b (type WNS)
Figure | 15-2: Exploded drawing of the BR 14b butter fl y valve with adjustable stuf fi ng box
Table | 15-7: Recommended spare parts for the butter fl y valve BR 14b (type WNS)
Pos. Designation Material
In the spare parts set for
commissioning
In the spare parts set for 2 year
operation
1 Valve body 1.4408
2 Shaft 1.4542 •
3 Valve disc 1.4408 •
4 Seal ring PTFE spring washer preloaded • •
5 Fastening ring 1.4571
6 Adjustable stuf fi ng box 1.4571
7 Bonnet 1.4571
8 Thrust washer 1.4571
9 Packing PTFE • •
11 Bearing bush PTFE with carbon • •
12 Bearing bush PTFE/glass or metal • •
13 Body sealing PTFE • •
14 Grooved pin 1.4542 •
16 Stud bolt A4-70 •
17 Nut A4-70 •
18 Mating washer PTFE • •
19 Tension spring 1.4310 • •
20 Screw A4-70 •
21 Spacer 1.4571
22 Spacer 1.4571
23 Bonnet sealing PTFE with glass • •
24 O-ring Viton • •
26 Screw A4-70 •
28 Washer 1.4571