³Ô¹ÏȺ

Skip Navigation
Pump Sizes F35 - F95

³Ô¹ÏȺ Johnson Pump Marine is one of the leading original equipment pump suppliers to the largest manufacturers world-wide of inboard engines. Engine cooling pumps, the F-series, are available in several different styles and sizes to satisfy different cooling system needs. Flanged pumps which mount directly to the engine and crank shaft pulley mounted pumps are available for a wide variety of engines. Both flange mounted and pulley driven pedestal pumps can be used to provide cooling with a maximum of ease and flexibility.  

COOLING CAPACITY

The required output of the cooling pump – raw water as well as fresh water handling – is related to:

  • Engine size and type (gasoline or diesel)
  • Type of cooling system (size of heat exchanger)
  • Water cooled engine oil, reverse gear, exhaust system

Contact your local dealer for more information, or for indirect cooling systems your supplier of heat exchangers.

Raw Water Cooled Engines

Fresh Water Cooled Engines

Capacity Range

(based on water at 20ËšC/68ËšF)

Bronze Impeller Pump Performance Tables

Note! Reduced cam - 30-40% lower capacity

Impeller of nitrile - adjust total head approx. 30% down

F35B 700 rpm 900 rpm 1400 rpm 1750 rpm 2000 rpm 2500 rpm
Bar kPa ft kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM
0.3 30 10.1 0.06 5.2 1.4 0.09 6.8 1.8 0.13 11.2 3.0 0.16 14.0 3.7 0.18 16.0 4.2 0.18 20.5 5.4
0.6 60 20.1 0.09 4.6 1.2 0.09 6.2 1.6 0.13 10.6 2.8 0.16 13.7 3.6 0.18 15.8 4.1 0.18 19.6 5.2
1.0 100 33.5 0.09 4.0 1.1 0.09 5.6 1.5 0.18 9.2 2.4 0.18 11.8 3.1 0.18 13.6 3.6 0.18 17.0 4.5

 

F4B 700 rpm 900 rpm 1400 rpm 1750 rpm 2000 rpm 2500 rpm
Bar kPa ft kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM
0.3 30 10.1 0.06 12.0 3.2 0.09 15.0 4.0 0.13 23.0 6.0 0.17 27.0 7.1 0.18 30.5 8.1 0.18 34.5 9.1
0.6 60 20.1 0.09 11.0 2.9 0.09 14.0 3.7 0.13 21.0 5.4 0.17 25.0 6.6 0.18 28.0 7.4 0.18 33.0 8.7
1.0 100 33.5 0.09 9.0 2.4 0.09 11.0 2.9 0.18 18.0 4.8 0.18 22.0 5.8 0.18 25.0 6.6 0.18 29.5 7.8
1.5 150 50.3 0.09 4.5 1.2 0.09 7.0 1.8 0.18 13.5 3.6 0.18 17.0 4.5 0.18 20.0 5.3 0.2 25.0 6.6

 

F5B 700 rpm 900 rpm 1400 rpm 1750 rpm 2000 rpm
Bar kPa ft kW l/min GPM kW l/min GPM kW l/min GPM kW l/min GPM kW l/min GPM
0.3 30 10.1 0.13 16.0 4.2 0.18 21.0 5.5 0.37 33.0 8.7 0.37 41.0 10.8 0.37 46.0 12.2
0.6 60 20.1 0.13 15.0 4.0 0.18 20.0 5.3 0.37 32.0 8.5 0.37 39.5 10.4 0.37 45.0 11.9
1.0 100 33.5 0.13 14.0 3.7 0.18 19.0 5.0 0.37 30.0 7.9 0.37 37.0 9.8 0.37 42.0 11.1
1.5 150 50.3 0.13 13.0 3.4 0.18 17.0 4.5 0.37 27.0 7.1 0.37 33.5 8.9 0.37 38.0 10.0
2.0 200 67.1 - - - - - - 0.37 22.0 5.8 0.37 28.5 7.5 0.37 33.0 8.07

 

F7B 700 rpm 900 rpm 1400 rpm 1750 rpm 2000 rpm
Bar kPa ft kW l/min GPM kW l/min GPM kW l/min GPM kW l/min GPM kW l/min GPM
0.3 30 10.1 0.37 36.0 9.5 0.37 46.0 12.2 0.75 74.0 19.6 0.75 98.0 25.9 0.75 107.0 28.3
0.6 60 20.1 0.37 34.0 9.0 0.37 44.0 11.6 0.75 72.0 19.0 0.75 96.0 25.4 0.75 104.0 27.5
1.0 100 33.5 0.37 29.0 7.7 0.37 40.0 10.6 0.75 67.0 17.7 0.75 87.0 23.0 0.75 98.0 25.9
1.8 180 60.4 0.37 21.0 5.5 0.37 30.0 7.9 0.75 57.0 15.1 0.75 73.0 19.3 0.75 84.0 22.2
2.5 250 83.8 - - - - - - 0.75 37.0 9.8 1.1 52.0 13.7 1.1 63.0 16.6

 

F8B 700 rpm 900 rpm 1400 rpm 1750 rpm 2000 rpm
Bar kPa ft kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM
0.3 30 10.1 0.37 87.0 23.0 0.75 114.0 30.1 1.1 188.0 50.0 1.5 241.0 63.7 1.5 279.0 73.7
0.6 60 20.1 0.37 80.0 21.1 0.75 107.0 28.3 1.1 180.0 47.6 1.5 233.0 61.6 1.5 270.0 71.3
1.0 100 33.5 0.37 73.0 19.3 0.75 101.0 26.7 1.1 177.0 46.8 1.5 228.0 60.2 1.5 264.0 69.7
1.8 180 60.4 - - - 1.1 70.0 18.5 1.1 148.0 39.1 2.2 203.0 53.6 2.2 242.0 63.4
2.5 250 83.8 - - - - - - 1.1 108.0 28.5 2.2 166.0 43.9 2.2 208.0 55.0

 

F9B-5000 700 rpm 900 rpm 1400 rpm 1750 rpm 2000 rpm
Bar kPa ft kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM
0.3 30 10.1 0.75 129.0 34.1 0.75 170.0 44.9 1.5 268.0 70.8 1.5 331.0 87.5 2.2 388.8 102.7
0.6 60 20.1 0.75 124.0 32.8 0.75 161.0 42.5 1.5 260.0 68.9 2.2 323.0 85.3 2.2 383.1 101.2
1.0 100 33.5 0.75 118.8 31.4 1.1 156.0 41.2 1.5 255.6 67.5 2.2 315.2 83.3 3.0 379.2 100.2
1.8 180 60.4 1.1 105.0 27.7 1.1 140.0 37.0 1.5 235.0 62.1 2.2 286.1 75.6 3.0 351.3 92.8
2.5 250 83.8 1.1 83.7 22.1 1.5 102.0 26.9 2.2 208.0 55.2 3.0 266.0 70.3 3.0 304.1 80.3

 

F9B-5600 700 rpm 900 rpm 1400 rpm 1750 rpm 2000 rpm
Bar kPa ft kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM
0.3 30 10.1 0.75 129.0 34.1 1.1 170.0 44.9 1.5 270.0 71.3 1.5 331.0 87.5 2.2 376.0 99.3
0.6 60 20.1 0.75 126.0 32.8 1.1 165.0 43.6 1.5 266.0 70.3 2.2 323.0 85.3 2.2 368.0 97.2
1.0 100 33.5 0.75 123.0 32.5 1.1 161.1 42.6 2.2 260.0 68.7 2.2 314.0 83.3 3.0 361.0 95.4
1.8 180 60.4 0.75 110.0 29.1 1.5 153.0 40.4 2.2 242.0 63.9 2.2 291.0 76.9 3.0 340.0 89.8
2.5 250 83.8 1.1 90.0 23.8 1.5 130.0 34.3 2.2 218.0 57.6 3.0 269.0 71.1 3.0 312.0 82.4
3.0 300 100.6 1.5 61.0 16.1 2.2 102.0 26.9 3.0 190.0 50.2 3.0 242.0 63.9 3.5 284.0 75.0
3.5 350 117.4 - - - - - - 3.0 160.0 42.3 3.5 205.0 54.2 3.5 235.0 62.1

 

F95B 700 rpm 900 rpm 1400 rpm 1750 rpm 2500 rpm
Bar kPa ft kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM kW L/min GPM
0.5 50 16.8 0.75 182.6 48.2 1.1 236.5 62.5 1.5 384.2 101.5 2.2 483.6 127.8 4.0 626.7 165.5
1.0 100 33.5 1.1 172.7 45.6 1.1 231.3 61.1 1.5 372.0 98.3 3.0 472.9 124.9 5.5 617.9 163.2
1.5 150 50.3 1.1 160.1 42.3 1.5 214.5 56.7 2.2 350.4 92.6 3.0 444.1 117.3 5.5 583.8 154.2
2.0 200 67.1 1.1 132.3 35.0 1.5 181.0 47.8 3.0 315.4 83.3 3.5 406.2 107.3 5.5 553.1 146.1
2.5 250 83.8 1.5 79.5 21.0 2.2 137.8 36.4 3.0 267.6 70.7 4.0 361.3 95.5 7.5 506.4 133.8