Datasheet · ISPL 2406
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Pump seals
ISPL 2406 Straight Spring Seal
ISPL 2406 is a straight single-spring seal for high pressure, in balanced and unbalanced versions. Its sturdy, long spring tolerates misalignment, vibration, thermal expansion and axial play, so it suits slurries and sewage.
- Type
- Single, balanced or unbalancedBalanced or unbalanced
- Rotation
- LH/RH
- Shaft size
- 25–100 mm0.98–3.94 in
- Pressure
- up to 20 kg/cm²≤ 20 kg/cm²up to 284 psi≤ 284 psi
- Temperature
- up to 150 °C≤ 150 °Cup to 302 °F≤ 302 °F
- Spring
- Straight, single

Datasheet
Specifications
| Parameter | Limit | Unit | Copy |
|---|---|---|---|
| Shaft diameter | 25–1000.98–3.94 mmin | mmin | |
| Pressure | up to 20≤ 20up to 284≤ 284 kg/cm²psi | kg/cm²psi | |
| Temperature | up to 150≤ 150up to 302≤ 302 °C°F | °C°F | |
| Surface speed | up to [0.0]≤ [0.0] m/sft/s | m/sft/s | |
| Rotation | LH/RH | – |
| Part | Options | Copy |
|---|---|---|
| 1 · Seal faces | [Face combinations] | |
| 2 · Springs | [Grade] | |
| 3 · Secondary seals | [Elastomer and PTFE options][Elastomer options] | |
| 4 · Gland plate | [Grade] | |
| 5 · Sleeve and other metal partsSleeve, metal parts | [Grades] |
Applications
Where it's used
Industries
Equipment
- Light abrasive and sewage pumps
- Pumps for moderate abrasive slurries
- Lime and syrup pumps
- High-velocity fluid duty
Light abrasive and sewage pumps, pumps for moderate abrasive slurries, lime and syrup pumps and high-velocity fluid duty.
Design
Design features
-
Sturdy, long spring
Tolerates misalignment, vibration and axial play.
-
Drive lugs
No torsional load on the spring.
-
High pressure
Handles high pressure.
-
Slurry duty
Abrasive slurries of moderate concentration.
Files
Downloads
Datasheets open without a form. Drawings are sent on request.
FAQ
Questions buyers ask
Is ISPL 2406 available balanced?
Yes, in balanced and unbalanced versions.
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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