FLOWSERVE Replacement Pump Shaft Seal: Mechanical Shaft Seal, 21, 1/2 in Shaft Dia.
The FLOWSERVE Replacement Pump Shaft Seal is a mechanical shaft seal with a single spring design, designated as Seal Type 21. It features a rubber gasket and stainless steel spring material, and is designed for a…
SKU 3G-OTH-94988
Also listed as: 2105004 · 21 050 04
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The FLOWSERVE Replacement Pump Shaft Seal is a mechanical shaft seal with a single spring design, designated as Seal Type 21. It features a rubber gasket and stainless steel spring material, and is designed for a 1/2-inch shaft diameter with compatibility for cooking oil applications. This seal replaces Seal 5P380 and is identified by manufacturer part number 21-050-04.
Frequently Asked Questions
What is the FLOWSERVE 21-050-04 mechanical shaft seal used for?
The FLOWSERVE 21-050-04 mechanical shaft seal is used in industrial pumps handling cooking oil. It prevents leakage along a 1/2-inch rotating shaft in food-grade oil applications. This single-spring seal with a rubber gasket and stainless steel spring is common in food processing, edible oil refining, and packaging equipment.
What are the specifications of the FLOWSERVE 21-050-04 seal?
The FLOWSERVE 21-050-04 is a Seal Type 21 mechanical shaft seal with a 1/2-inch shaft diameter. It has a single spring design, a rubber gasket, and a stainless steel spring. It replaces Seal 5P380 and is designed for cooking oil service. The manufacturer part number is 21-050-04.
Where to buy the FLOWSERVE 21-050-04 seal worldwide?
3G Electric supplies the FLOWSERVE 21-050-04 mechanical shaft seal worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to any country. Contact us for availability and lead time. We source and deliver this FLOWSERVE seal to your location.
How to install the FLOWSERVE 21-050-04 mechanical shaft seal?
To install the FLOWSERVE 21-050-04, first ensure the shaft and housing bore are clean and free of burrs. Lubricate the rubber gasket and shaft with compatible oil. Press the seal onto the shaft by hand, then seat the housing bore squarely. Avoid damaging the sealing faces. Follow pump manufacturer guidelines for torque and alignment.
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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.
