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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, designated as Seal Type 51. It features a rubber gasket and a 316 stainless steel spring, and is…

SKU 3G-OTH-97420

Also listed as: 5110005 · 51 100 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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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

FLOWSERVE
Manufacturer Part Number
51-100-05
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, designated as Seal Type 51. It features a rubber gasket and a 316 stainless steel spring, and is identified by manufacturer part number 51-100-05. This seal replaces Seal 5P370.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the FLOWSERVE 51-100-05 mechanical shaft seal used for?

The FLOWSERVE 51-100-05 is a narrow cross-section replacement pump shaft seal used in industrial pumps to prevent fluid leakage along the rotating shaft. It is common in water, chemical, and general process applications where a compact, single-spring seal is required.

What are the specifications of the FLOWSERVE 51-100-05 seal?

The FLOWSERVE 51-100-05 is a mechanical shaft seal, Type 51, with a single spring design. It has a rubber gasket and a 316 stainless steel spring. It replaces OEM Seal 5P370 and is identified by manufacturer part number 51-100-05.

Where to buy the FLOWSERVE 51-100-05 pump shaft seal worldwide?

3G Electric supplies the FLOWSERVE 51-100-05 mechanical shaft seal to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this narrow cross-section replacement seal.

How to install the FLOWSERVE 51-100-05 mechanical shaft seal?

Install the FLOWSERVE 51-100-05 seal by carefully cleaning the shaft and housing bore, lubricating the rubber gasket and seal face with a compatible fluid, and pressing the seal into place without damaging the sealing surfaces. Follow pump manufacturer guidelines for proper 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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