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FLOWSERVE Replacement Pump Shaft Seal: Mechanical Shaft Seal, 21, 1 3/4 in Shaft Dia. - Mechanical Shaft Seals
FLOWSERVEMechanical Shaft Seals

FLOWSERVE Replacement Pump Shaft Seal: Mechanical Shaft Seal, 21, 1 3/4 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 a stainless steel spring, and is designed for a 1 3/4 in…

SKU 3G-OTH-95509

Also listed as: 2117506 · 21 175 06

Brand
FLOWSERVE
Item
Replacement Pump Shaft Seal: Mechanical Shaft Seal, 21, 1 3/4 in Shaft Dia.
Category
Mechanical Shaft Seals
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

FLOWSERVE
Manufacturer Part Number
21-175-06
Type
21, Cooking Oil
Shaft Dia.
1 3/4 in
Spring Type
Single Spring
Gasket Material
Rubber
Spring Material
Stainless Steel
Seal Type Designation
21

Technical Documents

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FLOWSERVE Products
3G Electric (S) Pte. Ltd. — Singapore

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 a stainless steel spring, and is designed for a 1 3/4 in shaft diameter, suitable for use with cooking oil (MPN 21-175-06).

Frequently Asked Questions

What is the FLOWSERVE 21-175-06 mechanical shaft seal used for?

The FLOWSERVE 21-175-06 mechanical shaft seal is designed to prevent leakage in rotating equipment handling cooking oil. It is commonly used in food-grade pumps and mixers where a reliable seal around a 1 3/4 in shaft is required.

What are the specifications of the FLOWSERVE 21-175-06 shaft seal?

The FLOWSERVE 21-175-06 is a Type 21 mechanical shaft seal with a single spring design. It has a 1 3/4 in shaft diameter, a rubber gasket, and a stainless steel spring. The manufacturer part number is 21-175-06.

Where to buy the FLOWSERVE 21-175-06 shaft seal worldwide?

3G Electric supplies the FLOWSERVE 21-175-06 mechanical shaft seal worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the FLOWSERVE 21-175-06 mechanical shaft seal?

To install the FLOWSERVE 21-175-06, ensure the shaft and housing bore are clean and free of debris. Lubricate the rubber gasket and seal face with compatible oil. Press the seal evenly onto the shaft without damaging the sealing faces.

Used in

Common applications for FLOWSERVE
Water and wastewater pumping — FLOWSERVE Type 21 mechanical seal (e.g., MPN 21-100-10) for centrifugal pumps in municipal water treatment
Hydrocarbon processing — FLOWSERVE Type 68 mechanical seal (e.g., MPN 68-062-214) for diesel and light oil transfer pumps
Food processing — FLOWSERVE Type 21 seal (MPN 21-137-04) for cooking oil circulation pumps in edible oil refineries
Chemical transfer — FLOWSERVE Type 51 narrow cross-section seal (MPN 51-087-05) for compact chemical dosing pumps
HVAC and cooling systems — FLOWSERVE Type 16 unitized rotary seal (MPN 16-062-11) for chilled water pump shaft sealing
General industrial mixing — FLOWSERVE Type 52 narrow cross-section seal (MPN 52-125-05) for agitator shafts in batch processing tanks

FLOWSERVE 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.

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