Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
Grundfos Shaft Seal Kit, Mfr Part # 485351 - Seal Kits
GrundfosSeal Kits

Grundfos Shaft Seal Kit, Mfr Part # 485351

The GRUNDFOS Shaft Seal is a seal kit designed for in-line circulating pumps. This kit includes an O-ring and features a gasket made of nitrile rubber, as specified by manufacturer part number 485351.

SKU 3G-OTH-82817

Brand
Grundfos
Item
Shaft Seal Kit, Mfr Part # 485351
Part Number
485351
Category
Seal Kits
Available to Order
Also known as:485351Grundfos
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Grundfos
Manufacturer Part Number
485351
Type
Mfr Part # 485351, Shaft Seal Kit
Includes
O-Ring
Gasket Material
Nitrile Rubber

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Grundfos Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUNDFOS Shaft Seal is a seal kit designed for in-line circulating pumps. This kit includes an O-ring and features a gasket made of nitrile rubber, as specified by manufacturer part number 485351.

Frequently Asked Questions

What is the Grundfos shaft seal 485351 used for?

The Grundfos shaft seal kit 485351 is used to replace the shaft seal in Grundfos in-line circulating pumps. It prevents leakage along the rotating shaft, ensuring reliable pump operation in HVAC, heating, and water circulation systems.

What are the specifications of the Grundfos shaft seal 485351?

The Grundfos shaft seal kit, manufacturer part number 485351, includes an O-ring and a gasket made of nitrile rubber. It is designed specifically for in-line circulating pumps to provide a secure seal against fluid leakage.

Where to buy Grundfos shaft seal 485351 worldwide?

You can source the Grundfos shaft seal 485351 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine Grundfos components.

How to install the Grundfos shaft seal 485351?

To install the Grundfos shaft seal 485351, first isolate the pump and drain the system. Remove the old seal and clean the shaft and housing. Fit the new seal kit, ensuring the O-ring and nitrile gasket are properly seated, then reassemble and test for leaks.

Used in

Common applications for Grundfos
Hydronic heating systems — Grundfos inline circulator pumps (e.g., SKU 856AH7) for closed-loop water circulation
Wastewater management — Grundfos non-clog sewage ejector pumps (e.g., SKU 860AN0) for below-grade sewage transfer
Municipal lift stations — Grundfos sewage grinder pumps (e.g., SKU 860AF4) for solids reduction and pumping
Construction dewatering — Grundfos submersible dewatering pumps (e.g., SKU 860AP5) for groundwater removal
Potable water circulation — Grundfos general-purpose inline circulators (e.g., SKU 856AA7) for residential and light commercial loops
HVAC maintenance — Grundfos shaft seal kits (e.g., SKU 62XZ87) for pump seal replacement in cooling systems
Not sure this is the right part? Photo-identify it

Grundfos Products

3G Electric supplies Grundfos seal kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from Grundfos

View all Grundfos parts
Seal kit for in-line circulating pumps, compatible with pump model 856AH8. Includes an O-ring and an EPDM gasket. EPDM provides resistance to water, steam, and mild chemicals. Used to replace worn seals and prevent leaks in HVAC and industrial water circulation systems
Grundfos
Seal kit for in-line circulating pumps, compatible with pump model 856AH8. Includes an O-ring and an EPDM gasket. EPDM provides resistance to water, steam, and mild chemicals. Used to replace worn seals and prevent leaks in HVAC and industrial water circulation systems
Shaft seal kit for in-line circulating pumps. Includes a grind device for seal surface preparation. Used to replace worn seals in heating, HVAC, and water circulation systems
Grundfos
Shaft seal kit for in-line circulating pumps. Includes a grind device for seal surface preparation. Used to replace worn seals in heating, HVAC, and water circulation systems
Shaft seal kit and bearing assembly for use in booster pumps. Includes a washer. Designed to prevent fluid leakage along the rotating shaft in water supply, pressure boosting, and irrigation systems
Grundfos
Shaft seal kit and bearing assembly for use in booster pumps. Includes a washer. Designed to prevent fluid leakage along the rotating shaft in water supply, pressure boosting, and irrigation systems

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first