US Seal Ozone Pump Shaft Seal | PS-201V-CMS
USSeal
SKU: PS-201V-CMS
US Seal Shaft Seal – Model PS‑201V‑CMS (¾″ Shaft, Viton O‑ring, Ozone/Salt Service)
The US Seal PS‑201V‑CMS is a premium mechanical seal assembly engineered for ¾‑inch pump shafts and specifically designed for demanding ozone and saltwater environments.
Key Features:
- Fits ¾‑inch shaft diameter — drop‑in replacement for PS‑201/PS‑851 style seals
- Viton elastomer (CMS version) for superior chemical resistance in ozone and salt systems
- Heavy‑duty carbon/graphite stationary ring and stainless‑steel rotating element for long life
- Compatible with a wide range of pool/spa pumps including Sta‑Rite, Pentair, and other 56‑frame motor setups
Technical Specifications:
- Model / SKU: PS‑201V‑CMS
- Shaft Size: ¾″ (0.750″) standard shaft diameter
- Elastomer: Viton (CMS version) rated for ozone and salt applications
- Stationary Ring: Carbon/Graphite; Rotating Ring: Ceramic or comparable OEM spec
- Application: Use in pool and spa pump wet ends exposed to ozone, salt, or harsh chlorine environments
- Shipping Weight: Approx. 0.12‑0.5 lb depending on packaging
Maintenance Tip: Whenever you replace a motor or pump wet‑end in a salt or ozone system, install this upgraded seal. Clean the shaft and seal cavity thoroughly, apply a thin film of pool‑safe silicone grease, and ensure proper seating. After installation, monitor for leaks during the first hour of operation. If no leakage occurs, run the system for 24 hours and re‑check torque and seal condition.
SKU: PS-201V-CMS
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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