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Mains Units

2SF plunger pump

2SF35GS

  • 13.2Flow, l/min
  • 138Pressure, bar
  • 3450Speed, rpm
  • 3.58Power, kW

60 Hz Rated at a motor speed for 60 Hz mains (North America, parts of South America and Asia).

Cat Pumps 2SF pump

Specification

Flow
13.2 l/min
Pressure
138 bar
Speed
3450 rpm
Absorbed power
3.58 kW
Plunger
18 mm
Shaft
Hollow
Weight
4.8 kg

Data sheet (PDF, Cat Pumps)

Kits

Seal kits4

Part numberDescriptionPer pumpSuppliers
30536Seal kit, EPDM (.0220) 
33453Seal kit, FPM (.0110) 
33953Kit, Seal High-Temperature (Includes: 106, 125, 134, 139, 152, 159) .3000 
34053Kit, Seal (Includes: 106, 125, 139, 152, 159) Standard 

Other kits3

Part numberDescriptionPer pumpSuppliers
31627Kit, O-Ring (Includes: 414, 415, 428, 429, 430 
31959Kit, O-Ring (Includes: 414, 415, 428, 429, 430 
32097Kit, O-Ring (Includes: 414, 415, 428, 429, 430 

Valves3

Part numberDescriptionPer pumpSuppliers
32176Kit, Check Valve (Includes: 443, 444, 446) 
34052Kit, Discharge Valve (Includes: 152, 159, 164, 166, 167, 168) Standard, .3000 
34668Kit, Inlet Valve (Includes: 134-139, 152, 159) Standard 

Exploded view

Cat Pumps exploded view of the 2SF pump, with position numbers
Cat Pumps' drawing. The numbers match the positions in the parts list below. Open the picture to zoom in.

Parts list

Positions are the balloon numbers on Cat Pumps' exploded view.

PosPart numberDescriptionQty
5 549360 Screw, HH (M6 x 14)3
8 547153 Cover, Bearing, Inner1
10 14041 O-Ring, Bearing Cover-70D1
11 55337 Seal, Oil1
15 14488 Bearing Inner, Ball1
20 547046 Rod, Connecting3
25 46017 Crankshaft, 3450 RPM, 3/4" (5.6mm)1
26 12385 Ring, Retaining1
27 15710 Bearing Outer, Ball1
31 549726 Cap, Vented with O-Ring (Rain Cap)1
32 547961 Cap, Oil Filler with O-Ring1
33 14179 O-Ring, Oil Filler Cap-70D1
37 92241 Gauge, Bubble Oil with Gasket-80D1
38 44428 Gasket, Flat Flexible, Oil Gauge-80D1
48 44842 Plug, Drain ( 1/2" NPT[F])1
49 14179 O-Ring, Drain Plug-70D1
53 547285 Crankcase1
64 16948 Pin, Crosshead3
65 44865 Rod, Plunger3
69 126259 Washer (M24)3
70 25461 Seal, Oil3
90 45847 Plunger (M18 x 14)3
100 44869 Retainer, Seal3
106 44876 Seal, Low-Pressure with SS-Spring3
106 545192 Seal, Low-Pressure with SS-Spring3
106 546507 Seal, Low-Pressure with SS-Spring3
110 44874 Manifold, Inlet1
125 43245 Seal, High-Pressure with Support3
125 46652 Seal, High-Pressure High-Temperature 2-Piece with S-Support3
125 76052 Seal, High-Pressure with Support3
134 45854 Valve, Inlet3
134 33873 Valve, Inlet, High-Temperature3
135 549520 Spacer, Inlet3
136 44872 Spring, Inlet Valve3
137 88575 Washer, Conical (M6)3
138 27000 Nut, Slotted (M6)3
139 14158 Cotterpin (M1.6 x 10)3
152 26089 O-Ring, Adapter, Inner-80D3
152 11377 O-Ring, Adapter, Inner-80D3
152 46647 O-Ring, Adapter, Inner-80D3
157 44878 Discharge Valve Adapter3
159 26089 O-Ring, Adapter, Outer-80D3
159 11377 O-Ring, Adapter, Outer-80D3
159 46647 O-Ring, Adapter, Outer-80D3
164 44881 Seat3
166 43723 Valve3
167 541062 Spring3
168 44565 Retainer, Spring3
185 44879 Manifold, Discharge1
188 126762 Screw, HSH (M8 x 75)6
197 941516 GH1
249 30520 Assembly, Adapter Mount, Gas1
255 30517 Assembly, Bolt Mount1
285 80228 Screw (M8 1.25 x 80)2
300 34053 Kit, Seal (Includes: 106, 125, 139, 152, 159) Standard1
300 33953 Kit, Seal High-Temperature (Includes: 106, 125, 134, 139, 152, 159) .30001
300 33453 Kit, Seal (Includes: 106, 125, 139, 152, 159) .01101
300 30536 Kit, Seal (Includes: 106, 125, 139, 152, 159) .02201
310 34052 Kit, Discharge Valve (Includes: 152, 159, 164, 166, 167, 168) Standard, .30001
311 34668 Kit, Inlet Valve (Includes: 134-139, 152, 159) Standard1
311 400 BB1
401 32088 Handle, Black1
402 540081 Cap, Hex Adjusting1
403 31047 Nut, Lock1
408 32094 Spring, Pressure1
410 107672 Retainer, Spring1
412 45694 Stem, Piston (M5)1
425 107673 Retainer, Piston1
425 435 460
435 45696 Valve and Ball Assembly (M5)1
436 107680 Seat1
443 541060 Valve, Check with NBR O-Ring1
443 549468 Valve, Check with FPM O-Ring1
443 831515 Valve, Check with EPDM O-Ring1
444 45924 Spring, Check valve1
455 45695 Fitting, Bypass ( 3/8" NPT[F])1
460 107681 Fitting, Discharge ( 3/8" NPT[M])1
465 7090 Bypass Hose (15" x 3/8")1
465 466 BB1
468 32097 Kit, O-Ring (Includes: 414, 415, 428, 429, 4301
468 31627 Kit, O-Ring (Includes: 414, 415, 428, 429, 4301
468 31959 Kit, O-Ring (Includes: 414, 415, 428, 429, 4301
471 32176 Kit, Check Valve (Includes: 443, 444, 446)1
6107 Oil, Bottle (21 oz) Fill to Specified Crankcase Capacity Prior to Start-Up)1

Motor

This pump has a hollow shaft. It fits straight onto the shaft of a hollow-shaft motor or engine, so there is no flange or coupling between them. You need a hollow-shaft motor of at least 3.58 kW.

Flange

None needed: the pump fits straight onto a hollow-shaft motor.

Coupling

None needed: the pump fits straight onto a hollow-shaft motor.

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