Description
The Grundfos 96958354 (for K Spanner for Up- Thrust nut NV38) is a Circulator Pump — Single Speed. Single-speed circulator for domestic heating systems. Maintenance-free permanently lubricated bearings.
Genuine Grundfos Part
OEM component engineered and manufactured to Grundfos specifications. Maintains pump performance and warranty coverage.
Full Traceability
Genuine Grundfos parts carry manufacturer traceability from production through delivery. No counterfeit risk.
Authorized Source
PumpStop is an authorized Grundfos distributor. All parts are genuine — not aftermarket, not surplus.
Confirm Compatibility
Always verify part number against your pump model number and serial number before ordering. Contact PumpStop for parts identification assistance.
Technical Support Available
PumpStop technical team can identify correct parts from pump nameplate data, serial number, or model code. Call (781) 281-8905 or chat.
Contact for Availability
Parts availability varies. Contact PumpStop to confirm stock, lead time, and pricing before placing an order.
| Model Number | 96958354 |
| Product Series | UP |
| Series Description | Circulator Pump — Single Speed |
| Electrical | Verify supply voltage, phase, and frequency match nameplate before installation. |
| Temperature limits | Do not exceed max fluid temperature per nameplate. Exceeding limits damages seals and motor insulation. |
| Dry running | Do not run dry. UP pumps use the pumped fluid to lubricate the shaft seal. Dry running destroys the seal within seconds. Install dry-run protection on all automatic installations. |
| Maintenance | Refer to the Grundfos Installation and Operating Manual (IOM) for correct installation, commissioning, and maintenance. Contact PumpStop for documentation. |
- EAN
- 5700314585655
- Gross weight
- 0.5 lb
- Material Pricing Group
- 90
- Net weight
- 0.49 lb
- Product family
- Service part/kit
- Real Time
- 1 Available on 10/11/2023 Plant: Spares US Memphis Update with real time availability and Net price