5CP Plunger Pump - Cat Pumps

1 FEATURESl Industrial triplex design offers reliability and Optional single shaft with side gauge (CSS version).l Ultra-compact direct-drive mount to motor using bell housing and flexible coupling or gas engine with Optional belt-drive for precision flow Optional EPDM and FPM elastomers for compatibility with many Press-in seal cases and interchangeable valve assemblies for easy High Pressure Systems require a primary pressure regulating device ( regulator, unloader) and a secondary pressure relief device ( pop-off valve, relief valve). Failure to install such relief devices could result in personal injury or damage to pump or property.

2 CAT Pumps does not assume any liability or responsibility for the operation of a customer s high pressure all CAUTIONS and WARNINGS before commencing service or operation of any high pressure system. The CAUTIONS and WARNINGS are included in each service manual and with each Accessory Data sheet. CAUTIONS and WARNINGS can also be viewed online at or can be requested directly from CAT Pumps . Model 5CP3120 Shown(Shaft protector and rails sold separately)COMMON SPECIFICATIONSI nlet Pressure Range .. to 60 psi ( to 4 bar)Bore .. (16mm)Crankcase Capacity .. 17 oz. ( l)Max. Liquid Temperature .. 160 F (71 C)Above 130 F call CAT Pumps for inlet conditions and elastomer Ports (2).

3 1/2 NPTF (1/2 NPTF)Discharge Ports (2) .. 3/8 NPTF (3/8 NPTF)Shaft Diameter .. (20 mm) SPECIFICATIONS MetricMODELS 5CP3120, 5CP3120 CSSFlow .. gpm (17 lpm)Pressure Range ..100-3500 psi (7-245 bar)Pump RPM .. 1645 rpm (1645 rpm)Stroke .. (18 mm)Weight .. lbs. (9 kg)Dimensions .. x x (264 x 254 x 147 mm)ALTERNATE SPECIFICATIONSMODELS 5CP3120, 5CP3120 CSSFlow.. gpm (18 lpm)Pressure Range ..100-3000 psi (7-210 bar)Pump RPM ..1750 rpm (1750 rpm)Stroke .. (18 mm)Weight .. lbs. (9 kg)Dimensions .. x x (214 x 218 x 147 mm)MODEL 5CP3120 CSSG1 Flow.. gpm (17 lpm)Pressure Range.

4 100-3500 psi (7-245 bar)Pump RPM ..1645 rpm (1645 rpm)Engine RPM .. 3353 rpm (3353 rpm)Stroke .. (18 mm)Weight .. lbs. (12 kg)Dimensions .. x x (279 x 324 x 163 mm)DETERMINING Rated gpm = Desired gpmTHE PUMP RPM Rated rpm Desired rpmDETERMINING gpm x psi = Electric BrakeTHE REQUIRED 1460 H. P. RequiredDETERMINING Motor Pulley = Pump Pulley PULLEY SIZE Pump rpm Motor rpmSee complete Drive Packages [Inclds: Pulleys, Belts, Hubs, Key] Tech Bulletin to pump Service Manual for repair procedure and additional technical information. MODELFLOWPRESSUREMOTOR PULLEY SIZEU sing 1725 rpm Motor & 8 Std.

5 Pump , , Engine Manufacture3353 GearboxELECTRIC HORSEPOWER REQUIREMENTS5CP Plunger PumpStandardModels GearboxModel5CP31205CP3120 CSS5CP3120 CSSG1 ITEMPART NUMBERDESCRIPTIONQTY5CP3120 CSS5CP3120 MATL5CP3120 CSSG1 MATL230057 STL30057 STLKey (M6x6x25)1596031 STZP96031 STZPS crew, HHC, Sems (M8x16)8126542 STCP R126542 STCP RScrew, HHC, Sems (M8x16)8846910AL46910 ALCover, Bearing2 - 1 - 01014028 NBR14028 NBRO-Ring, Bearing Cover - 70D2 - 2 - 11143222 NBR43222 NBRSeal, Oil, Crankshaft - 70D2 - 1 - 01514480 STL14480 STLB earing, Ball2 - 2 - 22048742 TNM48742 TNMRod, Connecting Assy [10/01]32546928 FCM Crankshaft, Dual End, M18 - 5CP31201 48233 FCMC rankshaft, Single End, M18 - 5CP3120 CSS, 5CP3120 CSSG1130 49776 ALCover, Bearing - 5CP3120 CSS, 5CP3120 CSSG1 [After 12/10]1 48224 ALCover, Bearing Blind - 5CP3120G1 [Prior to 12/10]

6 13246798 46798 Cap, Oil Filler, Domed13314179 NBR14179 NBRO-Ring, Oil Filler Cap - 70D13792241 92241 Gauge, Oil, Bubble w/Gasket - 80D1 - 23844428 NBR44428 NBRG asket, Flat, Oil Gauge - 80D1 - 24092519 STZP92519 STZPS crew, HHC, Sems (M6x16)4125824 STCP R125824 STCP RScrew, HHC, Sems (M6x16)44825625 STCP25625 STCPPlug, Drain (1/4 x19 BSP)14923170 NBR23170 NBRO-Ring, Drain Plug - 70D15046940AL46940 ALCover, Rear15114044 NBR14044 NBRO-Ring, Rear Cover15348617AL48617 ALCrankcase16446746CM46746 CMPin, Crosshead36548458 BBNP48458 BBNPRod, Plunger37046838 NBR46838 NBRSeal, Oil, Crankcase - 70D37543900S43900 SSlinger, Barrier38845697S45697 SWasher, Keyhole (M18x10)39046884CC46884 CCPlunger (M16x50)39846730 NBR46730 NBRW asher, seal - 90D348394 FPM48394 FPMW asher, seal - 90D3u48432 EPDMu48432 EPDMW asher, Seal399= 48201SS= 48201 SSRetainer, Plunger w/Stud (M6)

7 310046749 PVDF46749 PVDFR etainer, Seal310643316 NBR43316 NBRSeal, LPS w/S-Spg3106660 FPM106660 FPMSeal, LPS w/S-Spg3u49134 EPDMu49134 EPDMSeal, LPS w/S-Spg376316ST276316ST2 seal , LPS w/S-Spg312046888BB46888 BBCase, seal (Press-in-style)312113978 NBR13978 NBRO-Ring, seal Case - 70D314329 FPM14329 FPMO-Ring, seal Case3u48904 EPDMu48904 EPDMO-Ring, seal Case312743319 SNG43319 SNGV-Packing646287HT*46287HT*V-Packing61 2846618NY46618 NYAdapter, Male313922179 BBCP22179 BBCPPlug, Inlet (1/2 NPTM)116317547 NBR17547 NBRO-Ring, Seat - 85D611685 FPM11685 FPMO-Ring, Seat - 85D6u46648 EPDMu46648 EPDMO-Ring, Seat - 70D616445790S45790 SSeat616646429S46429 SValve616743750S43750 SSpring6168= 44565 PVDF= 44565 PVDFR etainer, Spring617217549 NBR17549 NBRO-Ring, Valve Plug - 70D626996 FPM26996 FPMO-Ring, Valve Plug - 70D6u49133 EPDMu49133 EPDMO-Ring, Valve Plug617348365D48365 DBack-up-Ring, Valve Plug617445900BB45900 BBPlug, Valve618546886 FBB46886 FBBM anifold, Head1188126513 STCP R126513 STCP RScrew, HSH (M8x70)819622187 BBCP22187 BBCPPlug, Discharge (3/8 NPTM)

8 1250118672 STCP Protector, Shaft125530243 STZP30243 STZPM ount, Direct126030611 STZP R30611 STZP RMount, Rail, Assy ( )130613 STZP R30613 STZP RMount, Rail,Assy ( )176513 STZP R76513 STZP RMount, Rail,Assy ( )126530659 Kit, Complete Mounting (Inclds: 30611, 30633, 118672) (Belt Drive Only)127530944 STL30944 STLA ssembly, Hub & Key (Inclds: 30945, 30057)128376334 76334 Kit, Oil Indicator (3/8 x 24 ) (See Individual Data Sheet)134334 34334 Kit, Oil Drain (3/8 x 24 ) (See Individual Data Sheet)1 PARTS LIST373830 Models 5CP3120 CSS 5CP3120 CSSG1 EXPLODED VIEW5CP3120 CSS5CP3120 MATL5CP3120 CSSG1 MATL299814843 FBB814843 FBBHead, Complete130033629 NBR33629 NBRKit, seal (Inclds: 98,106,121,127,128) Standard131340 FPM*31340 FPM*Kit, seal (Inclds: 98,106,121,127,128).

9 01101u31730 EPDM*u31730 EPDM*Kit, seal (Inclds: 98,106,121,127,128) .0220131665HT31665 HTKit, seal (Inclds: 98,106,121,127,128) .3000 176556 STHT76556 STHTKit, seal (Inclds: 98,106,120,121,127,128) .3400131033060 NBR33060 NBRKit, Valve Preassembled (Inclds: 163,164,166-168,172,173) Standard, .3000, .3400231345 FPM31345 FPMKit, Valve Preassembled (Inclds: 163,164,166-168,172,173) .01102u31735 EPDMu31735 EPDMKit, Valve Preassembled (Inclds: 163,164,166-168,172,173) .0220235030696 STZP30696 STZPP liers, Reverse14007850BB7850 BBModular Unloader (See Individual Data Sheet)1500 8076 Gearbox (See Individual Data Sheet)1 6107 6107 Oil, Bottle (21 oz.) ISO 68 Hydraulic1 (Fill to specified crankcase capacity prior to start-up)Models5CP3120, 5CP3120 CSS5CP3120 CSSG1 July 2013 Bold print part numbers are unique to a particular pump model.

10 Italics are optional items. [ ] Date of latest production change. u Silicone oil/grease required. = Production parts are different than repair parts. R Components comply with RoHS Directive.*Review individual parts in each kit for material code identification. View Tech Bulletins 002, 003, 024, 036, 043, 053, 060, 061, 064, 073, 074, 077, 078 and 083 for additional CODES (Not Part of Part Number): AL=Aluminum BB=Brass BBCP=Brass/Chrome Plated BBNP=Brass/Nickel Plated CC=Ceramic CM=Chrome-moly D=Acetal EPDM=Ethylene Propylene Diene Monomer FBB=Forged Brass FCM=Forged Chrome-moly FPM=Fluorocarbon HT=Hi-Temp (EPDM Alternative) NBR=Medium Nitrile (Buna-N) NY=Nylon PVDF=Polyvinylidene Fluoride S=304SS SS=316SS SNG=Special Blend (Buna)