High Pressure Plunger Pump · Frame size 36 PFR 3632X

Name: 3632X
Brand: CAT PUMPS
SKU: 3632X

This triplex (three plunger rods) positive displacement, reciprocating plunger pump is part of the Cat Pumps X-Series , engineered for maximum life in demanding applications such as high-salinity seawater reverse osmosis (SWRO). The model 3632X features duplex stainless steel inlet and discharge manifolds, duplex stainless steel valve assemblies and internal wet-end components, solid ceramic plungers, and standard NBR (Buna-N) low-pressure seals and O-rings.

Request this pump Data sheet (PDF) Spare parts

Technical specifications

Flow rate	136 l/min
Operating pressure	83 bar
Speed	800 min⁻¹
Inlet port	1 1/2" NPT(F)
Discharge port	1" NPT(F)
Shaft diameter	35 mm
Material	Duplex Stainless Steel

Downloads

CAD files

Spare parts

Click an item in the drawing or in the parts list to add it to your request list. We turn it into a quotation – no order is placed.

2 kits bundle wearing parts of this pump ↓

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Parts list

Item	Part no.	Description	Qty
5	96049	Screw, HHC Sems (M10x25)S	8
8	134604	Cover, Bearing [06/18]ALE	2
9	815279	Shim, Split, 2-Piece 0 - 2FBR	2
10	12398	O-Ring, Bearing Cover - 70DNBR	2
11	13296	Seal, Oil, Crankshaft 0 - 2NBR	2
12	855049	Shim, Split, 2-Piece 0 - 2S	2
15	29326	Bearing, RollerSTL	2
20	126725	Rod, Connecting Assembly (Includes: 21, 22, 23) (Model 3521DHS)BZ	3
21	126749	Washer, Locking (M10)STCP	3
22	126593	Washer, Flat (M10.5)STCP	6
23	122045	Screw, HH (M10x55)STZP	6
25	29325	Crankshaft, Dual End (M48)FCM	1
31	828710	Protector, Oil Cap with Foam Gasket 1PE	1
32	43211	Cap, Oil FillerABS	1
33	14177	O-Ring, Oil Filler Cap - 70DNBR	1
34	126743	Bolt, Eye (M12x1.75) (For Lifting Pump Only)STCP	1
37	92241	Gauge, Oil, Bubble with Gasket - 80D 1 - 2PC	1
38	44428	Gasket, Flat, Oil Gauge - 80DNBR	1
40	125753	Screw, HHC, Sems (M8 x 25) (Model 2530E)S	8
48	25625	Plug, Drain (1/4" x 19 BSP[M])STCP	1
49	23170	O-Ring, Drain Plug - 70DNBR	1
50	45936	Cover, Rear (See Tech Bulltin 118)ALE	1
51	16612	O-Ring, Cover - 70DNBR	1
53	134784	Crankcase Assembly (Includes 54)ALE	1
54	27488	Pin, GuideS	2
56	27790	Pan, OilPOP	1
59	92538	Screw, HHC, Sems (M6 x 16) (Model 2530E)S	2
64	43864	Pin, CrossheadCM	3
65	49166	Rod, Plunger (Model 3521DHS)SSHB	3
69	126587	Washer, Oil SealSTCP	3
70	100488	Seal, Oil, CrankcaseNBRS	3
75	43865	Slinger, BarrierS	3
88	45676	Washer, Keyhole (M16)S	3
90	43921	Plunger (M40 x 145)CC	3
95	89778	Stud, Plunger Retainer (M10x135)SS	3
96	20189	Back-up-Ring, Plunger RetainerPTFE	3
97	11345	O-Ring, Plunger Retainer - 70DNBR	3
98	44085	Gasket, Plunger Retainer (M7) Model 3501, 3501C, Gasket, Plunger Retainer (M10) Model 3511, 3511CSS	3
99	670149	Retainer, Plunger (M10)SSD	3
100	814279	Retainer, Seal, 2-PiecePPG	3
101	44112	Wick, Long Tab	3
106	44113	Seal, Low-Pressure, with SS-SpringNBR	3
107	670178	Spacer, Low-Pressure SealSSD	3
110	670167	Manifold, InletSSD	1
112	11379	O-Ring, Inlet Manifold - 70DNBR	3
117	44585	Screw, HSH (M14x40)S	4
126	670235	Backup Ring, PackingPVDF	3
127	670234	Packing, SquarePFB	3
128	670232	Washer, SpringSSD	3
129	670233	Sleeve, PlungerD	3
141	49519	Spring, Large CoilSS	3
155	48860	O-Ring, V-Packing Cylinder - 90DNBR	6
156	48362	Backup Ring, V-Packing, Spacer, OuterD	12
157	670230	Spacer, PackingSSD	3
162	48363	Backup-Ring, Valve SeatD	6
163	26142	O-Ring, Seat - 80DNBR	6
164	670174	SeatSSD	6
166	670158	ValveSSD	6
167	44109	Spring, ValveSS	6
168	44728	Retainer, SpringPVDF	6
170	670159	Washer, SpringSSD	6
171	44644	Coil Spring (70kg), Valve PlugSS	6
172	89827	O-Ring, Valve Plug - 90DNBR	6
173	48364	Backup-Ring, Valve PlugD	12
174	670225	Plug, ValveSSD	6
176	129759	Plate, ValveSSD	2
177	32393	Screw, HSH (M14 x 70)STZF	14
185	129754	Manifold, DischargeSSD	1
188	89981	Screw, HSH (M12 x 70)S	8
250	855042	Protector, Shaft with Two (2) Screws, Lockwashers and WashersPOP	1
–	6124	Gasket, Liquid (3 oz. / 0,1 l)	1
–	6139	Lubricant, Anti-Seize (8 oz) (Model 1531)	1
–	30696	Reverse Pliers (Not Shown)	1
–	32273	Crankcase Oil Seal Removal and Installation Kit (Not Shown)	1
–	34021	Key (M10 x 8 x 70) 1	1
–	34039	Mount, Direct (S) 1	1
–	34314	Kit, Oil Drain (3/8" x 48") (Not Shown)	1
–	76514	Mount, Rail Assembly (S) (Includes: 34039) 1	1
–	80540	Screw, Adjusting (M12 x 100) 2	2
–	910632	Head, Complete with PFB Packings, NBR LPS and O-Rings	1
–	990013	Hub, "B", 35 mm (STL) 1	1
–	6133	Oil, Crankcase, Can 4l	1

in the request list covered by a requested kit

Seal and valve kits

A kit bundles the wearing parts of one assembly. Selecting it highlights the items it covers in the drawing and the parts list – once requested, they stay marked.

Seal kits

Seal kit

32532

NBR (STD)Medium Nitrile (Buna-N)

contains 8 items · one kit per pump
Parts list
- 97 11345 O-Ring, Plunger Retainer - 70D 3×
- 106 44113 Seal, Low-Pressure, with SS-Spring 3×
- 112 11379 O-Ring, Inlet Manifold - 70D 3×
- 126 670235 Backup Ring, Packing 3×
- 127 670234 Packing, Square 3×
- 129 670233 Sleeve, Plunger 3×
- 155 48860 O-Ring, V-Packing Cylinder - 90D 6×
- 156 48362 Backup Ring, V-Packing, Spacer, Outer 12×

Valve kits

Valve kit

32370

NBR (STD)Medium Nitrile (Buna-N)

contains 9 items · 2 kits per pump
Parts list
- 162 48363 Backup-Ring, Valve Seat 3×
- 163 26142 O-Ring, Seat - 80D 3×
- 164 670174 Seat 3×
- 166 670158 Valve 3×
- 167 44109 Spring, Valve 3×
- 168 44728 Retainer, Spring 3×
- 170 670159 Washer, Spring 3×
- 172 89827 O-Ring, Valve Plug - 90D 3×
- 173 48364 Backup-Ring, Valve Plug 6×