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FLOWSERVE Narrow Cross-section Replacement Pump Shaft Seal: Mechanical Shaft Seal, 51 - Mechanical Shaft Seals
FLOWSERVEMechanical Shaft Seals

FLOWSERVE Narrow Cross-section Replacement Pump Shaft Seal: Mechanical Shaft Seal, 51

The FLOWSERVE Narrow Cross-section Replacement Pump Shaft Seal is a mechanical shaft seal with a single spring design and a Seal Type Designation of 51. It features a rubber gasket material and a spring constructed…

SKU 3G-OTH-96590

Also listed as: 5120005 · 51 200 05

Brand
FLOWSERVE
Item
Narrow Cross-section Replacement Pump Shaft Seal: Mechanical Shaft Seal, 51
Category
Mechanical Shaft Seals
Available to Order
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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.

Technical Specifications

FLOWSERVE
Manufacturer Part Number
51-200-05
Type
: Mechanical Shaft Seal, 51, Single Spring
Spring Type
Single Spring
Gasket Material
Rubber
Spring Material
316 Stainless Steel
Seal Type Designation
51

Technical Documents

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

Product Description

The FLOWSERVE Narrow Cross-section Replacement Pump Shaft Seal is a mechanical shaft seal with a single spring design and a Seal Type Designation of 51. It features a rubber gasket material and a spring constructed from 316 Stainless Steel, identified by manufacturer part number 51-200-05.

Frequently Asked Questions

What is the FLOWSERVE 51-200-05 mechanical shaft seal used for?

The FLOWSERVE 51-200-05 is a narrow cross-section replacement pump shaft seal used in industrial pumps to prevent fluid leakage along rotating shafts. It is commonly applied in water treatment, chemical processing, and general manufacturing where a compact, single-spring seal is required.

What are the specifications of the FLOWSERVE 51-200-05 shaft seal?

The FLOWSERVE 51-200-05 is a mechanical shaft seal with Seal Type Designation 51, single spring design, rubber gasket material, and 316 stainless steel spring. It is a narrow cross-section replacement seal for pumps, identified by manufacturer part number 51-200-05.

Where to buy the FLOWSERVE 51-200-05 shaft seal worldwide?

3G Electric supplies the FLOWSERVE 51-200-05 mechanical shaft seal worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this seal for your pump maintenance needs.

How to install the FLOWSERVE 51-200-05 mechanical shaft seal?

To install the FLOWSERVE 51-200-05, first ensure the pump shaft and housing bore are clean and free of debris. Lubricate the rubber gasket and seal face lightly with compatible fluid. Press the seal evenly onto the shaft using a sleeve or tool to avoid damaging the sealing faces. Follow pump manufacturer guidelines for torque and alignment.

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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