From Pumpsolutions

Seal

...Buna Ceramic -1 3/4" - Type 21

The Buna-Carbon/Ceramic Seal is our standard seal which is supplied with the pump if an optional seal is not specified. This seal is a general duty seal and is designed for use with clear, low temperature water or water/ethylene glycol solutions. THis seal should not be used with chemicals, abrasives, temperature differentials greater than 100 deg F, or temperatures exceeding 200 deg F.

For use with Scot Pumps 20 - 30 HP at 3500 RPM; JM Frame
MODEL #'s

55 & 55F 56 & 56F

For use with Scot Pumps 20 - 75 HP at 3500 RPM; JM Frame
MODEL #'s

57 59

For use with Scot Pumps 10 - 25 HP at 3500 RPM; JM Frame
MODEL #'s

62

For use with Scot Pumps 15 - 50 HP at 3500 RPM; JP Frame
MODEL #'s

102 103

For use with Scot Pumps 30 - 100 HP at 3500 RPM; JP Frame
For use with Scot Pumps 5 - 20 HP at 1750 RPM; JP Frame
MODEL #'s

63

For use with Scot Pumps 40 - 100 HP at 3500 RPM; JP Frame
MODEL #'s

104 105

For use with Scot Pumps 7.5 - 15 HP at 1750 RPM; JP Frame
MODEL #'s

103 104 105

For use with Scot Pumps 7.5 - 30 HP at 1750 RPM; JP Frame
MODEL #'s

93 94 95 96

For use with Scot Pumps 10 - 30 HP at 1750 RPM; JP Frame
MODEL #'s

267

For use with Scot Pumps 30 - 50 HP at 1750 RPM; JP Frame
MODEL #'s

97