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FLOWSERVE Replacement Pump Shaft Seal: Mechanical Shaft Seal, 31, 7/8 in Shaft Dia. - Mechanical Shaft Seals
FLOWSERVEMechanical Shaft Seals

FLOWSERVE Replacement Pump Shaft Seal: Mechanical Shaft Seal, 31, 7/8 in Shaft Dia.

The FLOWSERVE Replacement Pump Shaft Seal is a mechanical shaft seal designated as Type 31, featuring a single spring design with stainless steel spring material and a rubber gasket. It is designed for a 7/8-inch…

SKU 3G-OTH-96511

Also listed as: 3108710 · 31 087 10

Brand
FLOWSERVE
Item
Replacement Pump Shaft Seal: Mechanical Shaft Seal, 31, 7/8 in Shaft Dia.
Category
Mechanical Shaft Seals
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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
31-087-10
Type
31, Oil, Rubber
Shaft Dia.
7/8 in
Spring Type
Single Spring
Gasket Material
Rubber
Spring Material
Stainless Steel
Seal Type Designation
31

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 designated as Type 31, featuring a single spring design with stainless steel spring material and a rubber gasket. It is designed for a 7/8-inch shaft diameter and is compatible with oil applications, identified by manufacturer part number 31-087-10.

Frequently Asked Questions

What is the FLOWSERVE 31-087-10 mechanical shaft seal used for?

The FLOWSERVE 31-087-10 mechanical shaft seal is used to prevent leakage along rotating pump shafts in oil applications. It is designed for a 7/8-inch shaft diameter and is commonly installed in industrial pumps, compressors, and mixers where a reliable, single-spring seal is required.

What are the specifications of the FLOWSERVE 31-087-10 shaft seal?

The FLOWSERVE 31-087-10 is a Type 31 mechanical shaft seal with a single spring design. It has a stainless steel spring, a rubber gasket, and fits a 7/8-inch shaft diameter. The manufacturer part number is 31-087-10, and it is compatible with oil-based fluids.

Where to buy the FLOWSERVE 31-087-10 shaft seal worldwide?

You can source the FLOWSERVE 31-087-10 mechanical shaft seal through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this FLOWSERVE replacement seal.

How to install the FLOWSERVE 31-087-10 mechanical shaft seal?

To install the FLOWSERVE 31-087-10, first ensure the shaft and housing bore are clean and free of burrs. Lubricate the rubber gasket and seal face with compatible oil. Press the seal evenly onto the shaft using a sleeve or installation tool, avoiding damage to 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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