Because of the large eccentric load, the actuator of construction machinery has large radial eccentric load; The mechanical oil seal shall be characterized by small volume, large flow and light weight,SBT oil seals 85*135*8/19.5;
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Product Description
Our 85*135*8/19.5 mechanical seal is designed for water pumps in industrial applications. Made from high-quality materials, it ensures durability, wear resistance, and reliable sealing performance. SBT, a professional supplier, provides factory direct wholesale and OEM support for bulk orders and custom specifications.
This mechanical seal for water pumps is widely used in industrial water pumps, chemical pumps, hydraulic pumps, and other rotating equipment. Its precision design prevents leakage, ensures long service life, and maintains pump efficiency. Bulk buyers benefit from factory direct wholesale pricing and OEM support for customized requirements.
| Parameter | Details |
|---|---|
| Product Name | Water Pump Mechanical Seal |
| Model / Size | 85*135*8/19.5 |
| Material | High-quality rubber + metal |
| Structure | Single spring / TC seal design |
| Applicable Equipment | Water pumps, chemical pumps, industrial pumps |
| Operating Temperature | -20°C to 150°C |
| OEM Support | Available for custom sizes and bulk orders |
| Wholesale | Factory direct pricing available |
Product Name: | Mechanical Seal | Brand Name: | SBT |
Material: | NBR | OEM: | OEM Service Provided |
Colour: | Black | Delivery time: | 7-10 Days |
Structure: | TC | Function: | Sealing Effect |
Size: | 85*135*8/19.5 | Temperature: | 40 ~ 120 (NBR) -20 ~250 (FKM) |
Durable, high-quality materials for long service life
Wear-resistant and corrosion-resistant design
TC lip structure ensures superior sealing performance
OEM support for custom dimensions and specifications
Factory direct wholesale pricing for bulk purchases
Suitable for industrial pumps, chemical pumps, and water pumps
Industrial water pumps
Chemical pumps
Hydraulic pumps
Rotating machinery in industrial equipment
Liquid transfer systems and pipelines
Professional manufacturer of water pump seals and mechanical seals
OEM support available for custom dimensions
Factory direct wholesale pricing for bulk buyers
High durability and precise fit for industrial equipment
Technical support and fast delivery
What is a water pump mechanical seal?
A mechanical seal is a device used to prevent leakage between the rotating shaft and pump casing in water pumps and other industrial pumps.
Do you provide OEM support?
Yes, we provide OEM support for 85*135*8/19.5 mechanical seals and other custom sizes.
Can I purchase in bulk?
Yes, factory direct wholesale pricing is available for industrial buyers.
Looking for high-quality water pump mechanical seals (85*135*8/19.5)? SBT provides factory direct wholesale and OEM support. Contact us today for bulk pricing, technical specifications, or custom seal solutions.






SHIPPING INFORMATION
SBT logistics system through the order life cycle management, node monitoring, to achieve full visualization, and integration of long-distance trunk transport and short-dis tance distribution business, support for a variety of forms of distribution, to achieve the maximum optimization of distribution, saving distribution costs.
The logistics of SBT has such conditions as storage automation, loading and unloading mechanization,packaging standardization, transportation network and information management. It pays attention to accurately transfer the dynamic information of goods to customers, so that customers can track the whole delivery process.
SBT establishes a speed supply chain based on time competition, shortens delivery time, and provides customized logistics supply chain solutions in combination with customer needs to reduce costs and improve efficiency and greatly improve customer satisfaction
SBT has excellent storage faclities and advanced warehouse management systems. It introduces new technologies such as automated product classification and product tracking. t can query and store information in storage at any ime and anywhere, collect and transmit data to the data center in real time, and greatly improve work efficiency. ln addition, the warehousing service team is on standby 24 hours a day, starts an emergency plan, and handles incidents that the customer feedbacks in a timely manner.
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Faq
Q: How long for manufacturing once we place order?
It's about 7-30 days after payment or deposit.
Q: What is the payment way of your company?
T/T, sight L/C, Paypal, Western Union.
Q: Do you accept OEM or ODM?
Yes, But we have quantity requirements. please contact us directly.
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No. 68, Hua'an Street, Renze District, Xingtai City, Hebei Province, China
+86 188 0309 4557
Won many honorary certificates through a number of patented inventions