5 Frame Plunger Pump - Cat Pumps

1 SPECIFICATIONS Measure Metric Measure MODEL 310, 310B, 310 SFlow .. gpm (15 l/m)Pressure Range ..100 to 2200 psi (7 to 155 bar)Pump RPM ..950 rpm (950 rpm)Inlet Pressure Range .. 5 to 60 psi ( to 4 bar)Stroke .. (18 mm)ALTERNATE SPECIFICATIONS MODEL 310, 310B, 310 SFlow .. gpm (19 l/m)Pressure Range ..100 to 1500 psi (7 to 105 bar)Pump RPM ..1190 rpm (1190 rpm)MODEL 340, 340B, 340S Direct DriveFlow .. gpm (15 l/m)Pressure Range ..100 to 1800 psi (7 to 125 bar)Pump RPM ..1725 rpm (1725 rpm)Inlet Pressure Range ..Flooded to 60 psi (Flooded to 4 bar)Stroke.

2 (10 mm)MODEL 350, 350B, 350S Direct DriveFlow .. gpm (19 l/m)Pressure Range ..100 to 1500 psi (7 to 105 bar)Pump RPM ..1725 rpm (1725 rpm)Inlet Pressure Range ..Flooded to 60 psi (Flooded to 4 bar)Stroke .. (12 mm)5 FramePlunger Pump 310,340,350 310B,340B,350B 310S,340S,350 SStandard ModelsSpecial Brass ModelsSleeved ModelsFEATURESl Triplex design offers high efficiency and low Durable high pressure seals are lubricated and cooled by pumped Pre-set Lo-Pressure Seals provide secondary protection against external leaks and require no packing Optional STHT, FPM and EPDM elastomers for compatibility with many liquids and temperaturesup to 200 Fl Alternate crankshaft strokes offers flexibility with belt, clutch or direct-drive SPECIFICATIONSBore.

3 (20 mm)Crankcase Capacity ..18 oz. ( l)Standard Liquid Temperature ..160 F (71 C)Above 130 F call CAT Pumps for inlet conditions and elastomer Ports (2) ..1/2 NPTF (1/2 NPTF)Discharge Ports (2) ..3/8 NPTF (3/8 NPTF)Shaft Diameter .. (20 mm)Weight .. lbs. (9 kg)Dimensions .. x x (298 x 254 x 133 mm)Model 310 Shown(Rails and Shaft Protector Sold Seperately)DETERMINING Rated gpm = Desired gpmTHE PUMP Rated gpm Desired rpmDETERMINING gpm x psi = Electric BrakeTHE REQUIRED 1460 H.

4 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. ELECTRIC HORSEPOWER REQUIREMENTSMODELSFLOWPRESSUREMOTOR PULLEY SIZEU sing 1725 rpm Motor & Std. 8 Pump DriveAll 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.

5 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 . PARTS LISTITEMPART NUMBERSDESCRIPTIONQTY310, 340310B,340B310S, 340S350 MATL350 BMATL350 SMATL230057 STL30057 STL30057 STLKey (M6x6x25)1592519 STZP92519 STZP92519 STZPS crew, HHC, Sems (M6x16)8125824 STCP R125824 STCP R125824 STCP RScrew, HHC, Sems (M6x16)8843344AL43344AL43344 ALCover, Bearing1/21043343 NBR43343 NBR43343 NBRO-Ring, Bearing Cover - 70D21143222 NBR43222 NBR43222 NBRSeal, Oil, Crankshaft - (310, 310B, 310S,350,350B,350S-2) (340,340B,340S-1)

6 2/11514480 STL14480 STL14480 STLB earing, Ball22045883HS45883HS45883 HSRod, Connecting Assy [09/05]32543342 FCM43342 FCM43342 FCMC rankshaft, Dual End - M18, 310, 310B, 310S144945 FCM44945 FCM44945 FCMC rankshaft, Single End -M10, 340, 340B, 340S143838 FCM43838 FCM43838 FCMC rankshaft, Dual End - M12, 350, 350B, 350S13044949AL44949AL44949 ALCover, Blind Shaft - 340, 340B, 340S131828710 828710 828710 Protector, Oil Cap w/Foam Gasket13243211 ABS43211 ABS43211 ABSCap, Oil Filler13314177 NBR14177 NBR14177 NBRO-Ring, Filler Cap - 70D13792241 92241 92241 Gauge, Oil, Bubble w/Gasket13844428 NBR44428 NBR44428 NBRG asket, Flat.

7 Oil Gauge - 80D14092520 STZP92520 STZP92520 STZPS crew, HHC, Sems (M6x20)4126541 STCP R126541 STCP R126541 STCP RScrew, HHC, Sems (M6x20)44825625 STCP25625 STCP25625 STCPPlug, Drain (1/4 x19 BSP)14923170 NBR23170 NBR23170 NBRO-Ring, Drain Plug - 70D15048772AL48772AL48772 ALCover, Rear [10/01] (See Tech Bulletin 090)15148773 NBR48773 NBR48773 NBRO-Ring, Rear Cover [10/01] (See Tech Bulletin 090)15348769AL48769AL48769 ALCrankcase [05/02] (See Tech Bulletin 090)15643355 POP43355 POP43355 POPPan, Oil16443351CM43351CM43351 CMPin, Crosshead36543365 ZZCP43365 ZZCP43365 ZZCPRod, Plunger37043228 NBR43228 NBR43228 NBRSeal, Oil, Crankcase37543328S43328S43328 SSlinger, Barrier38845697S45697S45697 SWasher, Keyhole (M18 x 10)39043367CC43367CC43367 CCPlunger (M20x72)

8 39643235 PTFE43235 PTFE43235 PTFEBack-up-Ring, Plunger Retainer39717399 NBR17399 NBR17399 NBRO-Ring, Plunger Retainer - 80D314160 FPM14160 FPM14160 FPMO-Ring, Plunger Retainer - 80D3u46204 EPDMu46204 EPDMu46204 EPDMO-Ring, Plunger Retainer - 70D39845891CU45891CU45891 CUGasket399104360S104360S104360 SRetainer, Plunger w/Stud310045688 PVDF45688 PVDF45688 PVDFR etainer, Seal, 2-Pc [04/06] (See Tech Bulletin 105)310143302 43302 43302 Wick, Long Tab310643305 NBR43305 NBR43305 NBRSeal, LPS w/S-Spg345153 FPM45153 FPM45153 FPMSeal, LPS w/SS-Spg3u48429 EPDMu48429 EPDMu48429 EPDMSeal, LPS w/SS-Spg376305ST76305ST76305 STSeal, LPS w/S-Spg312045679BB45679BB45679 BBCase, Seal312114200 NBR14200 NBR14200 NBRO-Ring, Seal Case - 70D311719 FPM11719 FPM11719 FPMO-Ring, Seal Case3u48907 EPDMu48907 EPDMu48907 EPDMO-Ring, Seal Case312543307 SNG43307 SNG43307 SNGSeal, HPS w/S344936 FPM44936 FPM44936 FPMSeal, HPS w/SS346667HT*46667HT*46667HT*Seal, HPS Hi-Temp.

9 2-Pc w/S-Support313922179 BBCP22179 BBCP22179 BBCPPlug, Inlet (1/2 NPT)116248361D48361D48361 DBack-up-Ring, Seat616343358 NBR43358 NBR43358 NBRO-Ring, Seat - 70D644938 FPM44938 FPM44938 FPMO-Ring, Seat - 70D6u48908 EPDMu48908 EPDMu48908 EPDMO-Ring, Seat 616443725S43725S43725 SSeat616643723S43723S43723 SValve616743750S43750S43750 SSpring, Valve616844565 PVDF44565 PVDF44565 PVDFR etainer, Valve Spring617217615 NBR17615 NBR17615 NBRO-Ring, Valve Plug - 75D615855 FPM15855 FPM15855 FPMO-Ring, Valve Plug -70D6u48431 EPDMu48431 EPDMu48431 EPDMO-Ring, Valve Plug -75D617443849 BBCP43849 BBCP43849 BBCPPlug.

10 Valve618544837 BBCP49721 SBCP46278 FBBHead, Manifold1188126520 STCP R126520 STCP R126520 STCP RScrew, HSH, Sems (M10x35)2250118672 STCP118672 STCP118672 STCPP rotector, Shaft (Belt Drive Only)125530243 STZP30243 STZP30243 STZPM ount, Direct (Belt Drive Only)126030611 STZP30611 STZP30611 STZPM ounting, Angle Rail (Belt Drive Only)126530659 30659 30659 Mount, Assy (Inclds: 30611, 30633, 118672) (Belt Drive Only)127030633 STL30633 STL30633 STLAssy, Pulley & Key (Inclds: 30058, 30057) (Belt Drive Only)127530944 STL30944 STL30944 STLAssy, Hub & Key (Inclds: 30057, 30945) (Belt Drive Only)128334334 34334 34334 Kit, Oil Drain (3/8 x 24 ) (See Individual Data Sheet)176334 76334 76334 Kit, Oil Indicator, (3/8 x 24) (See Individual Data Sheet)129834962 STZP34962 STZP34962 STZPC lutch Assy, Single Groove, 20mm, 12 VDC (See Individual Data Sheet)134963 STZP34963 STZP34963 STZPC lutch Assy, Dual Groove, 20mm, 12 VDC (See Individual Data Sheet)