SP series split seals
SP1, SP2

SP series split seals
SP1, SP2

SP series split seals <br/>SP1, SP2

SP series split seals
SP1, SP2


  • Stationary pusher seal
  • Few parts to assemble
  • Disc loaded seal faces instead of coil spring
  • Independent of direction of rotation
  • Ideal for large size pumps, mixers and agitators


  • Can be installed quickly without dismantling the equipment
  • Unique disc design eliminate clogging or corrosion of spring
  • Over 35 years of running reference in the field
  • Easy accessability as outside mounted seal
  • Reduced downtime
  • Increased sleeve life
  • Increased MTBF of bearings
  • Can be used with shut-off seal

Operating range

Shaft diameter:
d = 45 … 165 mm (1.771" ... 6.496")
Pressure: p = vacuum to 13 bar (188 PSI)
Temperature: t = +120 °C (+248 °F)
Sliding velocity: vg = 10 m/s (33 ft/s)

(Consult EB for applications outside above limits).


SP1 seal
Seal ring: Carbon graphite resin impregnated,
Carbon graphite antimony impregnated
Mating ring: Silicon carbide

SP2 seal
Seal ring: Bronze
Mating ring: Cast iron

Secondary seals: FKM, NBR, FFKM, PTFE
Metal parts: SS 316, other materials on request.

Recommended piping plans

API Plans 01, 02, 03, 11, 12, 13, 14, 21, 22, 23, 31, 32, 41

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