FLOWSERVE Mechanical Seal: Mechanical Shaft Seal, 51, 1 1/2 in Shaft Dia., 1.69 in Working Lg
The FLOWSERVE Mechanical Shaft Seal, type designation 51, is a single-spring mechanical seal with a carbon ring and Buna gasket. It features a 316 stainless steel spring and is designed for a 1 1/2-inch shaft…
SKU 3G-OTH-97070
Also listed as: 5115004 · 51 150 04
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
Need installation or engineering help?
Ask a question
Product Description
The FLOWSERVE Mechanical Shaft Seal, type designation 51, is a single-spring mechanical seal with a carbon ring and Buna gasket. It features a 316 stainless steel spring and is designed for a 1 1/2-inch shaft diameter with a 1.69-inch working length (MPN 51-150-04).
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the FLOWSERVE 51-150-04 mechanical seal used for?
The FLOWSERVE 51-150-04 mechanical shaft seal is used in industrial pumps and rotating equipment to prevent fluid leakage along a 1 1/2-inch shaft. It is suitable for water, light chemicals, and general process applications where a single-spring, carbon-versus-ceramic or carbon-versus-tungsten carbide face combination is specified.
What are the specifications of the FLOWSERVE 51-150-04 mechanical seal?
The FLOWSERVE 51-150-04 is a type 51 mechanical shaft seal with a 1 1/2-inch shaft diameter and 1.69-inch working length. It uses a single 316 stainless steel spring, a carbon rotating ring, and a Buna-N gasket. The seal is designed for general-duty pump applications and is manufactured by FLOWSERVE.
Where to buy the FLOWSERVE 51-150-04 mechanical seal worldwide?
3G Electric supplies the FLOWSERVE 51-150-04 mechanical seal worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source genuine FLOWSERVE components for international buyers.
How to install a FLOWSERVE type 51 mechanical seal?
To install a FLOWSERVE type 51 mechanical seal, first ensure the shaft and stuffing box are clean and free of burrs. Lubricate the seal faces and shaft O-ring with a compatible lubricant. Slide the seal assembly onto the shaft, compress the spring evenly, and secure the set screw. Follow the manufacturer's generic best practices for single-spring seals.
Used in
Common applications for FLOWSERVEFLOWSERVE Products
3G Electric supplies FLOWSERVE mechanical shaft seals. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
