High Pressure Plunger Pump · Frame size 5CP

5CP2120W

Name: 5CP2120W
Brand: CAT PUMPS
SKU: 5CP2120W

This triplex (three plunger rods) positive displacement, reciprocating plunger pump is constructed with a chrome-plated special "W770" Series brass manifold, 304 stainless steel valve assemblies, solid ceramic plungers and standard NBR (Buna-N) seals and O-rings.

Data sheet (PDF) Make an enquiry

Technical specifications

Flow rate	15.2 l/min
Operating pressure	175 bar
Speed	960 min⁻¹
Inlet port	1/2"
Discharge port	3/8"
Shaft diameter	20 mm
Material	Brass

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.

8 kits bundle wearing parts of this pump ↓

Skip the drawing, go to the parts list

Parts list

Item	Part no.	Description	Qty
5	126542	Screw, HHC, Sems (M8x16) 8-8-4STCP	8
8	46910	Cover, Bearing 2/1/2AL
10	14028	O-Ring, Bearing Cover - 70D 2-2-1NBR	2
11	43222	Seal, Oil, Crankshaft 2/1/2NBR
15	14480	Bearing, Ball 2-2-2STL	2
20	48742	Rod, Connecting Assembly [10/01]TNM	3
25	46928	Crankshaft, Dual End, M18 - 5CP3120FCM	1
25	46982	Crankshaft, Dual-EndFCM	1
30	48224	Cover, Bearing, Blind - 5CP6120CSAL	1
32	46798	Cap, Oil Filler, Domed	1
33	14179	O-Ring, Oil Filler Cap - 70DNBR	1
37	92241	Gauge, Oil, Bubble with Gasket - 80D 1 - 2PC	1
38	44428	Gasket, Flat, Oil Gauge - 80DNBR	1
40	125824	Screw, HHC Sems (M6x16) 8/4STCP	4
48	25625	Plug, Drain (1/4" x 19 BSP[M])STCP	1
49	23170	O-Ring, Drain Plug - 70DNBR	1
50	46940	Cover, RearAL	1
51	14044	O-Ring, Rear CoverNBR	1
53	48617	CrankcaseAL	1
64	46746	Pin, CrossheadCM	3
65	48458	Rod, PlungerBBNP	3
70	46838	Seal, Oil, Crankcase - 70DNBR	3
75	43328	Slinger, BarrierS	3
88	45697	Washer, Keyhole (M18 x 10)S	3
90	46841	Plunger (M20x50)CC	3
98	46730	Washer, Seal - 90DNBR	3
100	46749	Retainer, SealPVDF	3
106	43305	Seal, Low-Pressure with S-SpringNBR	3
120	46843	Case, SealBB	3
121	13978	O-Ring, Seal Case - 70D (Models 4SP29ELR, ELU)NBR	3
125	43307	Seal, High-Pressure with S-SupportSNG	3
162	48361	Backup Ring, SeatD	6
163	43358	O-Ring, SeatNBR	6
164	43725	SeatS	6
166	43723	Valve, Q.V.S	6
167	43750	Spring, ValveS	6
168	44565	Retainer, Spring, DischargePVDF	6
172	49382	O-Ring, Valve Plug - 90DNBR	6
174	43849	Plug, ValveBBCP	6
185	48245	Manifold, Head - W770W770	1
188	126513	Screw, HSH (M8x70)STCP	8
–	22179	Plug, Inlet (1/2" NPT[M]) (Not Shown)	1
–	22187	Plug, Discharge (3/8" NPT[M]) (Not Shown)	1
–	30057	Key (M6 x 6 x 25)	1
–	30243	Mount, Direct (Belt-Drive Only)	1
–	30696	Reverse Pliers (Not Shown)	1
–	34334	Kit, Oil Drain (3/8" x 24") (Not Shown) 1	1
–	48203	-- Crankshaft, Single End, M10 - 5CP3105CSSFCM	1
–	49716	Manifold, Head - Special BrassSBCP	1
–	118672	Protector, Shaft (Model 5CP5120)	1
–	126610	Mounting, Angle Rail (STZP R)	1
–	127409	Cap, Vented with O-Ring (Rain Cap)	1
–	816650	Head, Complete with NBR Seals & O-Rings (Models 5CP2120W, 2140WCS, 2150W)	1
–	818472	Head, Complete with NBR Seals & O-Rings (Models 5CP2120B, 2140BCS, 2150B)	1
–	6132	Oil, Crankcase, Bottle 1l	1

in the request listcovered 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
33628
NBR (STD)Medium Nitrile (Buna-N)
contains 4 items · one kit per pump
Parts list
- 9846730Scheibe, Plungerhalter3×
- 10643305Dichtung, Niederdruck m/S-Feder3×
- 12113978O-Ring, Dichtungsgehäuse3×
- 12543307Dichtung, Hochdruck m/S3×
Seal kit
31628
FPM (0.0110)Fluorocarbon
contains 4 items · one kit per pump
Parts list
- 9848394Scheibe, Plungerhalter3×
- 10645153Dichtung, Niederdruck3×
- 12114329O-Ring, Dichtungsgehäuse3×
- 12544936Dichtung, Hochdruck3×
Seal kit
31648
EPDM (0.0220)Ethylene Propylene Diene Monomer
contains 4 items · one kit per pump
Parts list
- 9848432Scheibe, Plungerhalter3×
- 10648429Dichtung, Niederdruck3×
- 12148904O-Ring, Dichtungsgehäuse3×
- 12546667Dichtung, Hochdruck3×
Seal kit
31638
HT (0.3000)Hi-Temp (EPDM Alternative)
contains 4 items · one kit per pump
Parts list
- 9846730Scheibe, Plungerhalter3×
- 10643305Dichtung, Niederdruck m/S-Feder3×
- 12113978O-Ring, Dichtungsgehäuse3×
- 12546667Dichtung, Hochdruck3×
Seal kit
76536
STHT (0.3400)Special PTFE High Temp
contains 5 items · one kit per pump
Parts list
- 9846730Scheibe, Plungerhalter3×
- 10676305Dichtung, Niederdruck m/S-Feder3×
- 12049436Dichtungsgehäuse3×
- 12113978O-Ring, Dichtungsgehäuse3×
- 12546667Dichtung, Hochdruck3×

Valve kits

Valve kit
30821
NBR (STD)Medium Nitrile (Buna-N)
contains 8 items · 2 kits per pump
Parts list
- 16248361Stützring, Ventilsitz3×
- 16343358O-Ring, Ventilsitz3×
- 16443725Ventilsitz3×
- 16643723Ventil3×
- 16743750Feder, Ventil3×
- 16844565Federhalter, Ventil3×
- 17144832Spring, Coil (Models: 301, 301C Only)3×
- 17249382O-Ring, Ventilstopfen3×
Valve kit
31821
FPM (0.0110)Fluorocarbon
contains 8 items · 2 kits per pump
Parts list
- 16248361Stützring, Ventilsitz3×
- 16344938O-Ring, Ventilsitz3×
- 16443725Ventilsitz3×
- 16643723Ventil3×
- 16743750Feder, Ventil3×
- 16844565Federhalter, Ventil3×
- 17144832Spring, Coil (Models: 301, 301C Only)3×
- 17215855O-Ring, Ventilstopfen3×
Valve kit
31162
EPDM (0.0220)Ethylene Propylene Diene Monomer
contains 8 items · 2 kits per pump
Parts list
- 16248361Stützring, Ventilsitz3×
- 16348908O-Ring, Ventilsitz3×
- 16443725Ventilsitz3×
- 16643723Ventil3×
- 16743750Feder, Ventil3×
- 16844565Federhalter, Ventil3×
- 17144832Spring, Coil (Models: 301, 301C Only)3×
- 17248431O-Ring, Ventilstopfen3×