25
Saunders Endurance Bonnet is a serviceable
bonnet assembly developed for the KB straight
through diaphragm valve, specifically for the
mineral processing industry, in particular the
phosphate, and precious metal sector.
Tomeet market requirements, the bonnet
was designed to allow easy replacement of a
range of spare parts which protect the interior
of the valve from the aggressive and
corrosive environment.
1 LABEL
Polyester
Bright silver
2 HANDWHEEL
Cast Iron
Alkydpaint
3 HANDWHEELPIN Steel
Zinc plate/passivate
4 SCREWPLUG
Plastic
BlackHDPE
5 ‘O’ RING
Nitrile
6 HANDWHEELBOSS Polypropylene Black
7 ‘O’ RING
Nitrile
8 ‘O’ RING
Nitrile
9 CIRCLIP
Steel
10 ‘O’ RING
Nitrile
11 BONNETSLEEVE Aquanyl
Yellow
12 ‘O’ RING
Nitrile
13 BONNET
Cast Iron
Epoxy paint
14 COMPRESSOR Cast Iron
Phosphate
15 BONNET INSERT CarbonSteel
Phosphate
16 SPINDLE
CarbonSteel
Phosphate
17 DIAPHRAGM As specified
Item Component
Material
Finish
MATERIALSOFCONSTRUCTION
Features
Rising handwheel
Yellow visual indicator
Indicator sleeve (lubrication reservoir)
'O' ring sealed
Screw plug & 'O' ring protection
Serviceable Insert
Bonnet epoxy coated surface finish
Spares kit
11
3
7
8
9
10
12
13
14
17
16
15
6
4 5
1 2
SaundersKBTypeDiaphragmValves
EnduranceBonnet
Bonnet size range
KB Type : DN65 toDN150
