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Pump Part Number Matrix
312794E 3
Pump Part Number Matrix
Check your pump’s identification plate (ID) for the 6-digit part number.
Use the following matrix to define the construction of your pump, based
on the six digits. For example, Part No. W 1 5 A A S represents a wet cup
pump (W), 15 to 1 ratio (15), 25 cc lower (A), 3 UHMWPE/2 PTFE pack-
ings with chromex rod coating, no data monitoring, low noise exhaust
(A), and stainless steel construction (S).
* Cycle refers to combination of one upstroke and one downstroke.
W15 A A S
First Digit
(Wet cup)
Second and
Third Digits
(pressure
ratio - XX:1)
Fourth Digit
(Displacement pump
volume per cycle*)
Fifth Digit
(Packings - X UHMWPE:X PTFE/
Piston Rod Coating/
Data Monitoring/Exhaust)
Sixth Digit
(lower
material)
W10A25 cc A 3:2/Chromex/No Monitoring/Low Noise S Stainless
steel
15 B 50 cc B
3:2/Chromex/DataTrak
/Low Noise
18 C 75 cc E
3:2/Chromex/DataTrak
Cycle Count
Only/Low Noise
23 D 100 cc
24 E 125 cc
28 F 150 cc
30
36
45
48
ti12922a
ID