SKU: 89879377055

PENTAIR S/R S7M120 TANK O-RING 21" - 24850-0008

$47.76 $53.07
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Ships within 48 hours · Estimated delivery Aug 25 - Aug 30

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Description

PENTAIR S/R S7M120 TANK O-RING 21" - 24850-0008The Pentair 24850 0008 Tank O Ring is the essential seal component pool service professionals rely on for leak free Sta Rite System 3 filter maintenance. This 21 inch rubber O ring ensures proper tank sealing across multiple filter series, reducing callbacks and maintaining your reputation for quality service. Universal Compatibility for Service Efficiency Compatible with Sta Rite System 3 SM series cartridge filters (S7M120, S7M400, S8M150, S8M500),

The Pentair 24850-0008 Tank O-Ring is the essential seal component pool service professionals rely on for leak-free Sta-Rite System 3 filter maintenance. This 21-inch rubber O-ring ensures proper tank sealing across multiple filter series, reducing callbacks and maintaining your reputation for quality service.

Universal Compatibility for Service Efficiency

Compatible with Sta-Rite System 3 SM series cartridge filters (S7M120, S7M400, S8M150, S8M500), SD series D.E. filters (S7D75, S8D110), SMD series D.E. filters, and S7S50/S8S70 sand filters. This universal fit reduces inventory requirements and ensures you have the right part for multiple filter types on every service call.

Why Pool Contractors Choose MT Pools

MT Pools understands that reliable seals prevent costly callbacks and protect your service reputation. Our superior customer service includes technical support to ensure proper installation, while our wholesale pricing structure maximizes your profit margins on routine maintenance jobs.

Frequently Asked Questions

Which Sta-Rite System 3 filters use this O-ring?

This O-ring fits SM series cartridge filters (S7M120, S7M400, S8M150, S8M500), SD series D.E. filters (S7D75, S8D110), SMD series D.E. filters, and sand filters S7S50/S8S70.

What are the cross-reference part numbers?

Cross-references include 248500008, APCO2311, O-485, STA1012821, 90-423-1485, ALDO-485-0, and STA-051-2809 for easy parts identification.

How should contractors install this O-ring?

Remove the old O-ring slowly to avoid stretching or tearing. Inspect for cuts or nicks before installing the new O-ring to ensure proper sealing.

Does MT Pools offer bulk pricing for service companies?

Yes, MT Pools provides wholesale pricing for pool service companies with bulk ordering options to support your maintenance route efficiency.

Stock Up for Service Success

Keep your service routes running smoothly with reliable Pentair O-rings from MT Pools. Our fast shipping and bulk pricing help you maintain inventory while maximizing profitability on every service call.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 89879377055

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4.6 ★★★★★
Based on 30 reviews
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Premium Reviews
Birmingham, US
★★★★★ 5
Must buy: Comfort + Casual + Well Made / Ventilated
Size: 8, Color: Brown
Just buy it! I have put in roughly 15,000 steps in this shoes in 10 days and I can't believe how comfortable they are after this much rough use in short amount of time. I highly recommend this shoes to anyone looking for comfort in casual style.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
W
Verified Purchase
William W.
West Palm Beach, US
★★★★★ 5
WIDE Dress Shoes With SUPPORT
Size: 10.5, Color: Brown
I've seen dress shoes and worn dress shoes before, but these are simply the best dress shoes I've ever worn my entire life. 99% of dress shoes have the same problem, they have the thinnest little soles that offer no support. BRUNO MARC HAS SOLVED THE PROBLEM. These dress shoes not only support wide feet like mine who historically have had and still have little support in the market, but Bruno Marc has wide options that fit perfectly, and the support with the thick foam sole is so needed and awesome. I had a pleasant surprise putting these things on and there being some tactile grip enhancers inside the shoe so you can feel the shoes better and get a little tickle / massage while you're at it. These things are dripping with style, easy to wear, and while they might look firm on the outside, on the inside the shoe just has such a nice flexibility and foamy feel, the top where the top of your feet feel the roof of the shoe, it has such perfect ooey gooey support I can't believe it. The outside sole also has this neat tactile feel. The durability looks good and feels good for now.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 28, 2025
D
Verified Purchase
Dan Che
Boise, US
★★★★★ 5
Perfect Blend of Comfort and Style
Size: 9, Color: Brown, Size: 9, Color: Brown
I recently purchased size 9 of these shoes, and they exceeded my expectations in every way! Here’s what I love about them: 1. Comfort: The moment I put them on, I noticed how soft and supportive they felt. The cushioning provides all-day comfort, making them perfect for long walks, workdays, or running errands. 2. Fit: The sizing is spot-on! I ordered my usual size, and they fit perfectly with no need to size up or down. There’s enough room for my toes to move without feeling too loose or tight. 3. Style: These shoes look even better in person. The design is sleek and versatile, making them easy to pair with both casual and semi-formal outfits. I’ve received several compliments already! 4. Durability: I put it on the day of purchase. After wearing them daily for a couple of days, they still look brand new. The stitching and material seem high-quality and built to last. 5. Value for Money: For the price, these shoes deliver exceptional value. You’re getting premium comfort and style without breaking the bank. Final Thoughts: If you’re looking for shoes that offer comfort, style, and durability, I highly recommend giving these a try. I’ll definitely be considering another pair in a different color soon! To conclude, I’m very happy for this purchase. Will definitely buy again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 13, 2025
R
Verified Purchase
Roderick
Lexington, US
★★★★★ 5
Great Purchase
Size: 12, Color: Black
These shoes are great. They look great and extremely comfortable.
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Reviewed in the United States on May 10, 2026
I
Verified Purchase
Isaiah O
Natrona Heights, US
★★★★★ 5
Comfortable, Easy to Clean, and Held Up at Coachella
Size: 12, Color: White, Size: 12, Color: White
I’m really happy with this purchase. The shoes are very comfortable, and the product description is accurate. I followed the sizing recommendation based on my foot type and went one size up—they fit perfectly. I bought these for Coachella, and they definitely held up. I was on my feet all day, and they stayed comfortable the entire time. What impressed me most is how easy they were to keep clean. At the end of each day, I was able to wipe them down and maintain their whiteness without much effort. Once I got home, I gave them a deeper clean, and they honestly looked as good as new. Even the laces cleaned up easily. Now I’ve transitioned them into my regular work shoes, and they still look great. Overall, I’m very satisfied with this purchase and would definitely recommend them.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026

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