PV-M12 — Multi Spring Unbalanced Seal
General industrial pump and process sealing. Tell us your equipment and operating conditions and we confirm the fit before quoting.
PV-M12 • Engineering Reference
Overview
Multi Spring Unbalanced Seal in the mechanical seals family, part of the PV-M11 / PV-M12 series. General industrial pump and process sealing. The figures on this page are the standard published range for the series — final face materials, elastomers and working length are set from your application data.
Specifications
| Model | PV-M12 |
|---|---|
| Type | Multi Spring Unbalanced Seal |
| Family | Mechanical seals |
| Series | PV-M11 / PV-M12 |
| Balance | Unbalanced |
| Spring arrangement | Multi spring |
Materials
| Seal faces | Carbon, ceramic, silicon carbide, tungsten carbide, Lecrolloy |
|---|---|
| Secondary seals | FKM, FFKM, EPDM, NBR, PTFE |
| Metal components | SS316, SS304, Hastelloy-C, Monel, Alloy-20 |
Operating limits
| Shaft diameter | 14 – 100 mm |
|---|---|
| Pressure | 10 bar (max) |
| Temperature | -60 to +200°C |
| Sliding velocity | 20 m/s |
Standard published range for this series. We confirm the exact limit for your equipment in technical review.
Design and characteristics
- Single acting, unbalanced
- Inside mounted
- Works in either shaft rotation
- Envelope dimensions to DIN 24960
Applications
Drawings and downloads
| Dimensional drawing | Available once your order is confirmed |
|---|---|
| Datasheet (PDF) | Datasheet (PDF) PDF, opens in a new tab |
Cross-reference
No verified cross-references to other brands are published for PV-M12 yet. Send the manufacturer and part number of your existing seal and we look for a potential replacement, then verify it in technical review.