Datasheet · ISPL 2411
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Pump seals
ISPL 2411 Single-Spring Cup Seal
ISPL 2411 is a single-acting, unbalanced straight-spring seal, mounted inside, with an O-ring as the secondary seal. It suits water, chemical process, submerged and sewage pumps.
- Type
- Single, unbalanced
- Rotation
- Bi-directional
- Shaft size
- 20–100 mm0.79–3.94 in
- Pressure
- up to 10 kg/cm²≤ 10 kg/cm²up to 142 psi≤ 142 psi
- Temperature
- up to 100 °C≤ 100 °Cup to 212 °F≤ 212 °F
- Spring
- Straight
Datasheet
Specifications
| Parameter | Limit | Unit | Copy |
|---|---|---|---|
| Shaft diameter | 20–1000.79–3.94 mmin | mmin | |
| Pressure | up to 10≤ 10up to 142≤ 142 kg/cm²psi | kg/cm²psi | |
| Temperature | up to 100≤ 100up to 212≤ 212 °C°F | °C°F | |
| Surface speed | up to [0.0]≤ [0.0] m/sft/s | m/sft/s | |
| Rotation | Bi-directional | – |
| Part | Options | Copy |
|---|---|---|
| 1 · Seal faces | [Face combinations] | |
| 2 · Springs | [Grade] | |
| 3 · Secondary seals | O-ring or PTFE wedge [elastomer options]O-ring or PTFE wedge | |
| 4 · Gland plate | [Grade] | |
| 5 · Sleeve and other metal partsSleeve, metal parts | [Grades] |
Applications
Where it's used
Industries
Equipment
- Circulating pumps for water and heating systems
- Chemical process pumps
- Submerged pumps
- Sewage pumps
Circulating pumps for water and heating systems, chemical process pumps, submerged pumps and sewage pumps.
Design
Design features
-
Cup type
A single-spring cup-type seal.
-
O-ring secondary
An O-ring seals the shaft.
-
Face choice
Face materials and elastomers to suit the duty.
-
Either direction
Independent of the direction of rotation.
Files
Downloads
Datasheets open without a form. Drawings are sent on request.
FAQ
Questions buyers ask
Is there a version without an O-ring?
Yes, a PTFE wedge version.
What do you need from me to quote?
Shaft size, speed, temperature, pressure and the fluid. A photo of the old seal or its nameplate helps.
How long does delivery take?
After order confirmation: 2 days from stock, 2 weeks for a new seal.
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