Diaphragm pump N680 EX
Spare parts and accessories
Translation of Original Operation and Installation Instruction, english, KNF 325438 02/22
43
11 Spare parts and accessories
To order spare parts and accessories, please contact your KNF
sales partner or KNF Customer Service (contact data: see
www.knf.com).
11.1 Spare parts
Spare part set
A spare part set consists of:
Parts
Item number* Quantity
Diaphragm
(17)
2
PTFE washer (ST head
only)
(16)
2
Reed valves
(5), (9)
4
Valve stopper
(4), (8)
4
O-ring (D55 x 3,0)
(10)
4
Slotted cap screw
(2), (7)
4
Tab.27 *See Chapter 9.3 Changing diaphragm and reed valves
Spare parts set
Order number
N680.1.2ST.9E EX
333499
N680.1.2SP.9E EX
333500
Tab.28
Spare part
Item number*
Order number
Sprocket for coupling
(4)
322343
Tab.29 *see 9.4 Checking and replacing sprocket on coupling
11.2 Accessories
Accessories
Order number
Water cooling connection
329236
Transport eyebolt
311535
Wrench for retainer plate
128753
Test adapter for coupling
322339
Corrugated hose for pneumatic con-
nection; Length 500 mm
333224
Corrugated hose, certified for pneu-
matic connection; Length 500 mm
333226
Tab.30
