Page 41 - Jet Pumping Station

H25 REPAIR KIT NUMBERING SYSTEM

The Model number always contains 11 digits: for example, D25K52NHFEC.

H 2 5

1 2 3 4 5 6 7 8 9 10 11
Kit Type Of
Pump Model No. Fluid Material Used In
Desig- Key Components
End

PUMP MODEL NO. MATERIAL - VALVE SEAT MATERIAL - VALVE SPRING
(Digits 1-3) (Digit 8) RETAINER
D25 = Model H-25 C = Ceramic (Digit 11)
KIT DESIGNATOR [*] H = SST, Type 17-4 C = Celcon
(Digit 4) N = Nitronic 50 H = SST, Type 17-7
K = Complete fluid-end kit T = Hastelloy C N = Noryl
D = Diaphragm Kit X = Not included in kit P = Polypropylene
V = Valve Kit [§] MATERIAL - VALVE T = Hastelloy C
TYPE OF FLUID-END (Digit 9) Y = Nylon
(Digits 5-6) C = Ceramic X = Not included in kit
52 = External or internal centerbolt F = SST, Type 17-4 machined
MATERIAL - FLUID-END H = SST, Type 17-7, stamped
ELASTOMERS N = Nitronic 50
(Digit 7) T = Hastelloy C [*] See “Kit Contents” below
E = EPDM X = Not included in kit
G = Viton-XT MATERIAL - VALVE SPRING [§] Diaphragms and follower O-Rings
J = Teflon (Digit 10) are not included in Valve Kits.
N = Buna-N E = Elgiloy
P = Neoprene H = SST, Type 17-7
T - Buna-N-XS T = Hastelloy C
V = Viton X = Not included in kit

Consult factory for pumps with letters and characters not listed above.

KIT CONTENTS

REF. PART Kit Designator
NO. NO. DESCRIPTION QTY. “K” “D” “V”
22 D25-018 Diaphragm 3 x x
20 D25-047 O-ring, follower 3 x x
17 D25-074 [1] O-ring, outlet valve 3 x x x
10 D25-097 [2] O-ring, outer manifold 1 x x x
9 D25-073 O-ring, inner manifold 1 x x x
3 D25-096 O-ring, center manifold 1 x x x
8 D25-083 [2] O-ring, centerbolt 1 x x x
11 D25-035 O-ring, valve seat 6 x x
12 D25-020 Valve seat 6 x x
13 D25-021 Valve 6 x x
14 D25-022 Valve spring 6 x x
15 D25-092 [3] Tetra seal 6 x x
16 D25-023 Retainer, valve spring 6 x x
--- A01-113-3400 Threadlocker 1 x x
[1] Internal centerbolt models only. [2] External centerbolt models only [3] With Celcon retainers only

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