KSB BOA-SuperCompact - Page 20

5 Valve Description
20 of 60
5.3.2.5 Materials
*)
DN 15-150 DN 200
*) shown offset by 90°
Table10: Parts list
Part No. Description Material Note
100 Body EN-GJL-250 (5.1301) -
200 Stem Stainless steel, min. 13% chrome (Cr) -
350 Valve disc Grey cast iron/EPDM -
410 Profile seal Elastomer EPDM -
506 Retaining ring Plastic DN 20-150
Galvanised steel DN 200
580.1
8)
Cap Plastic, glass-fibre reinforced, impact-
resistant
-
689 Insulation cap Plastic -
903 Travel stop Galvanised steel -
904
8)
Locking device Galvanised steel -
916
8)
Plug Plastic -
925 Stem nut Galvanised steel -
961
8)
Handwheel Plastic, glass-fibre reinforced, impact-
resistant
DN 15-50
Aluminium, die-cast DN 65-150
Grey cast iron (5.1300) DN 200
5.3.2.6 Function
The valve consists of a single-piece, pressure-retaining body 100 without a separate
bonnet.
The functional unit consists of valve disc 350, stem 200, and handwheel 961. The
passage of stem 200 in the body is sealed by a profile seal 412.
The stem seal is maintenance-free and does not require re-tightening.
8) Spare part