FLOWSERVE Mechanical Seal: Mechanical Shaft Seal, 51, 1 1/8 in Shaft Dia., 1.63 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 1/8-inch shaft…
SKU 3G-OTH-96925
Also listed as: 5111204 · 51 112 04
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- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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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 1/8-inch shaft diameter with a 1.63-inch working length (MPN 51-112-04).
Frequently Asked Questions
What is the FLOWSERVE 51-112-04 mechanical seal used for?
The FLOWSERVE 51-112-04 mechanical shaft seal is used in industrial pumps and rotating equipment to prevent fluid leakage along a rotating shaft. It is suitable for applications requiring a single-spring design with a carbon ring and Buna gasket, handling water, oils, and mild chemicals in process industries.
What are the specifications of the FLOWSERVE 51-112-04 mechanical seal?
The FLOWSERVE 51-112-04 mechanical seal has a 1 1/8-inch shaft diameter and 1.63-inch working length. It features a single-spring design with a 316 stainless steel spring, a carbon ring, and a Buna gasket. The seal type designation is 51, and the manufacturer part number is 51-112-04.
Where to buy the FLOWSERVE 51-112-04 mechanical seal worldwide?
You can source the FLOWSERVE 51-112-04 mechanical seal worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this FLOWSERVE seal.
How to install a FLOWSERVE 51-112-04 mechanical seal?
To install the FLOWSERVE 51-112-04 mechanical seal, ensure the shaft and housing bore are clean and free of burrs. Lubricate the seal faces and gasket with a compatible fluid. Slide the seal onto the shaft, align the set screw with the shaft flat, and tighten evenly. Follow pump manufacturer guidelines for final positioning.
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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.
