We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
FLOWSERVE 21-125-13 Mechanical Shaft Seal, Type 21, 1 1/4 in Shaft, Cooking Oil - Mechanical Shaft Seals
FLOWSERVEMechanical Shaft Seals

FLOWSERVE 21-125-13 Mechanical Shaft Seal, Type 21, 1 1/4 in Shaft, Cooking Oil

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 stainless steel spring material, and is designed for a 1…

SKU 3G-OTH-95459

Also listed as: 2112513 · 21 125 13

Brand
FLOWSERVE
Item
21-125-13 Mechanical Shaft Seal, Type 21, 1 1/4 in Shaft, Cooking Oil
Part Number
21-125-13
Category
Mechanical Shaft Seals
Available to Order
Also known as:21-125-13FLOWSERVE
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
21-125-13
Type
21, Cooking Oil
Shaft Dia.
1 1/4 in
Spring Type
Single Spring
Gasket Material
Rubber
Spring Material
Stainless Steel
Seal Type Designation
21

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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 stainless steel spring material, and is designed for a 1 1/4 in shaft diameter, suitable for use with cooking oil (MPN 21-125-13).

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 21-125-13 mechanical shaft seal used for?

The FLOWSERVE 21-125-13 mechanical shaft seal is designed to prevent leakage in rotating pump shafts handling cooking oil. It is a Seal Type 21 with a single spring and rubber gasket, suitable for 1 1/4 in shaft diameters in food-grade or industrial fluid applications.

What are the specifications of the FLOWSERVE 21-125-13 shaft seal?

The FLOWSERVE 21-125-13 is a mechanical shaft seal with a 1 1/4 in shaft diameter, single spring design, rubber gasket, and stainless steel spring material. It is designated Seal Type 21 and is intended for use with cooking oil. The manufacturer part number is 21-125-13.

Where to buy the FLOWSERVE 21-125-13 shaft seal worldwide?

3G Electric supplies the FLOWSERVE 21-125-13 mechanical shaft seal to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this Seal Type 21 unit for cooking oil applications.

How to install a FLOWSERVE 21 mechanical shaft seal?

To install a FLOWSERVE 21 mechanical shaft seal, ensure the shaft and housing bore are clean and free of burrs. Lubricate the rubber gasket and seal face with compatible fluid. Press the seal evenly onto the shaft until seated, then secure the gland. 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
Not sure this is the right part? Photo-identify it

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from FLOWSERVE

View all FLOWSERVE parts
Type 52 single-spring mechanical shaft seal with carbon rotating face, Buna gasket, and 316 stainless steel spring. Designed for 2-inch shaft diameter and 1.5-inch working length. Suitable for use in centrifugal pumps and rotating equipment requiring a compact, corrosion-resistant seal
FLOWSERVE
Type 52 single-spring mechanical shaft seal with carbon rotating face, Buna gasket, and 316 stainless steel spring. Designed for 2-inch shaft diameter and 1.5-inch working length. Suitable for use in centrifugal pumps and rotating equipment requiring a compact, corrosion-resistant seal
Single-spring mechanical seal for 1-7/8 in shafts with 1.38 in working length. Features a carbon sealing ring, Buna gasket, and 18-8 stainless steel spring. Used in centrifugal pumps and rotating equipment to prevent fluid leakage along the shaft
FLOWSERVE
Single-spring mechanical seal for 1-7/8 in shafts with 1.38 in working length. Features a carbon sealing ring, Buna gasket, and 18-8 stainless steel spring. Used in centrifugal pumps and rotating equipment to prevent fluid leakage along the shaft
FLOWSERVE Type 52 mechanical shaft seal with single spring design. Features carbon rotating ring, Viton gasket, and 316 stainless steel spring. Shaft diameter 7/8 in, working length 0.94 in. Suitable for rotating equipment such as pumps and mixers handling water, chemicals, or light hydrocarbons in moderate-temperature, non-abrasive services
FLOWSERVE
FLOWSERVE Type 52 mechanical shaft seal with single spring design. Features carbon rotating ring, Viton gasket, and 316 stainless steel spring. Shaft diameter 7/8 in, working length 0.94 in. Suitable for rotating equipment such as pumps and mixers handling water, chemicals, or light hydrocarbons in moderate-temperature, non-abrasive services
FLOWSERVE 9T mechanical shaft seal for pump applications. Multiple spring design with 316 stainless steel springs. Fits 3/4 in shaft diameter. Maximum shut off pressure 250 psi. Prevents fluid leakage along rotating shafts in centrifugal pumps
FLOWSERVE
FLOWSERVE 9T mechanical shaft seal for pump applications. Multiple spring design with 316 stainless steel springs. Fits 3/4 in shaft diameter. Maximum shut off pressure 250 psi. Prevents fluid leakage along rotating shafts in centrifugal pumps
Mechanical shaft seal for rotating shafts in industrial pumps handling oil. Features a single stainless steel spring and rubber gasket. Designed for 1 1/4-inch shaft diameter. Suitable for centrifugal pumps, mixers, and compressors
FLOWSERVE
Mechanical shaft seal for rotating shafts in industrial pumps handling oil. Features a single stainless steel spring and rubber gasket. Designed for 1 1/4-inch shaft diameter. Suitable for centrifugal pumps, mixers, and compressors
Single-spring mechanical seal for rotating shafts in pumps and rotating equipment. Features a carbon sealing ring, Viton gasket, and 18-8 stainless steel spring and hardware. Suitable for fluid handling applications requiring reliable leakage prevention
FLOWSERVE
Single-spring mechanical seal for rotating shafts in pumps and rotating equipment. Features a carbon sealing ring, Viton gasket, and 18-8 stainless steel spring and hardware. Suitable for fluid handling applications requiring reliable leakage prevention

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first