Features & Benefits
- Replacement pump shaft seal
- For shaft diameter 1 1/8 in
- Compatible with cooking oil
- Maximum shut off pressure of 250 psi
- Spring made of stainless steel
- Working length of 1.06 in
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High-quality replacement pump shaft seal, compatible with cooking oil and designed for a maximum shut off pressure of 250 psi.
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What Stands Out
Durable Material
Engineered with high-quality materials, this Flowserve seal ensures longevity and resistance against wear, enhancing the performance of pump shafts in demanding applications.
Precision Fit
Designed for exact compatibility, the pump shaft seal minimizes leakage and optimizes efficiency, making it a reliable choice for maintaining pump integrity.
Easy Installation
With user-friendly features, this seal allows for quick and hassle-free installation, reducing downtime and maintenance costs for operators in various industries.
Product Details
- Replacement pump shaft seal for 1 1/8 inch shaft diameter
- Gasket material: Rubber, compatible with cooking oil
- Seal type designation: 21, Mechanical shaft seal
- Maximum shut off pressure: 250 psi
- Spring material: Stainless steel, single spring type
- Complies with ISO 9001, TS16949 standards, working temperature range: -40 to 400 degrees F
| Brand | Flowserve |
| Pieces | 1 |
| Color | Multi |
| Model | 21-112-41 |
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
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Industrial Equipment Users
Ideal for users needing reliable seals for heavy-duty industrial pumps and equipment, ensuring operational efficiency.
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Maintenance Professionals
Great for technicians focused on routine pump maintenance, offering durability and reducing downtime due to leaks.
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Water Treatment Facilities
Perfect for facilities requiring high-performance sealing solutions for water processing to maintain system integrity.
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Casual DIYers
Not suitable for inexperienced users who may not handle pump seals without prior knowledge and expertise.
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Low-Pressure Systems
Not recommended for systems operating under low pressure, as it may not perform effectively in these conditions.
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Non-Industrial Applications
Users in non-industrial settings may find this product excessive for light-duty applications or household use.
Product Description
Flowserve Seal,Pump Shaft 21-112-41
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the maximum temperature this seal can handle?
Answer: The seal can handle a maximum temperature of 400 degrees F. -
Question:
What are the standards this seal complies with?
Answer: The seal complies with ISO 9001 and TS16949 standards. -
Question:
What is the minimum temperature this seal can handle?
Answer: The seal can handle a minimum temperature of -40 degrees F.
Flowserve Editorial Review
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MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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Shawati
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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Leila
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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