Datasheet · ISPL 2426
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Pump seals
ISPL 2426 Wave Spring Seal
ISPL 2426 is a compact pusher seal with a wave or disc spring, preferred to multi-spring designs in contaminated liquids. It comes single or double, balanced or unbalanced, and works in either direction.
- Type
- Pusher, wave spring
- Rotation
- Bi-directional
- 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
- Wave or disc

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 | Bi-directional | – |
| 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
Equipment
- Pumps for clean and contaminated liquids
Pumps for clean and contaminated liquids.
Design
Design features
-
Wave spring
Works well in contaminated liquids.
-
Compact
Compact and very robust.
-
Bi-directional
Runs in either direction.
-
Four designs
Single or double, balanced or unbalanced.
Files
Downloads
Datasheets open without a form. Drawings are sent on request.
FAQ
Questions buyers ask
Is it available as a double seal?
Yes. It comes single or double, in balanced and unbalanced designs.
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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