FLOWSERVE Shaft Seal: Mechanical Shaft Seal, 21, 1 1/4 in Shaft Dia., Cooking Oil
The FLOWSERVE Shaft Seal is a mechanical shaft seal with a single spring, designated as Seal Type 21. It features a carbon ring, Buna-N gasket, and 18-8 spring material, and is designed for a 1 1/4 in shaft diameter…
SKU 3G-OTH-95423
Also listed as: 2112504 · 21 125 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 Shaft Seal is a mechanical shaft seal with a single spring, designated as Seal Type 21. It features a carbon ring, Buna-N gasket, and 18-8 spring material, and is designed for a 1 1/4 in shaft diameter with cooking oil compatibility. This seal replaces Seal 5P394 and is identified by manufacturer part number 21-125-04.
Frequently Asked Questions
What is the FLOWSERVE Shaft Seal 21-125-04 used for?
The FLOWSERVE Shaft Seal 21-125-04 is a mechanical shaft seal designed for rotating equipment handling cooking oil. It prevents leakage along a 1 1/4 in shaft in pumps, mixers, and agitators in food processing and industrial applications.
What are the specifications of the FLOWSERVE Shaft Seal 21-125-04?
This FLOWSERVE mechanical shaft seal has a 1 1/4 in shaft diameter, Seal Type 21, single spring design, carbon ring, Buna-N gasket, and 18-8 spring material. It is compatible with cooking oil and replaces Seal 5P394 (MPN 21-125-04).
Where to buy the FLOWSERVE Shaft Seal 21-125-04 worldwide?
3G Electric supplies the FLOWSERVE Shaft Seal 21-125-04 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.
How to install the FLOWSERVE Shaft Seal 21-125-04?
Install the FLOWSERVE Shaft Seal 21-125-04 by cleaning the shaft and housing bore, lubricating the seal faces with cooking oil, and pressing the seal squarely onto the shaft. Avoid damaging the carbon ring. Follow standard mechanical seal installation practices for best results.
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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.
