--- product_id: 204739176 title: "Waterway 602-5321B Swimming Pool Sand Filter Drain Screen Cap Only Same as 602-5320, 602-5321" brand: "waterway" price: "€ 11.43" currency: EUR in_stock: true reviews_count: 8 url: https://www.desertcart.pt/products/204739176-waterway-602-5321b-swimming-pool-sand-filter-drain-screen-cap store_origin: PT region: Portugal --- # Factory-sealed packaging for guaranteed quality Durable coarse-threaded design Precision fit for select Waterway filters Waterway 602-5321B Swimming Pool Sand Filter Drain Screen Cap Only Same as 602-5320, 602-5321 **Brand:** waterway **Price:** € 11.43 **Availability:** ✅ In Stock ## Summary > 💧 Lock in your pool’s performance with precision and peace of mind! ## Quick Answers - **What is this?** Waterway 602-5321B Swimming Pool Sand Filter Drain Screen Cap Only Same as 602-5320, 602-5321 by waterway - **How much does it cost?** € 11.43 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/204739176-waterway-602-5321b-swimming-pool-sand-filter-drain-screen-cap) ## Best For - waterway enthusiasts ## Why This Product - Trusted waterway brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Lightweight & Compact:** At just over 2 ounces and under 3 inches, it’s easy to handle and install without hassle. - • **Top-Rated Reliability:** With a 4.6-star rating from 455 users, this cap is a trusted choice for pool pros and enthusiasts alike. - • **Seamless Compatibility:** Fits Waterway Carefree & Clearwater sand filters perfectly—check your manual to avoid guesswork. - • **Factory-Sealed Assurance:** Comes in manufacturer-sealed packaging, so you know it’s fresh, authentic, and ready to perform. - • **Rugged Threaded Construction:** Coarse threads ensure a secure, leak-proof seal that stands up to poolside wear and tear. ## Overview The Waterway 602-5321B Drain Screen Cap is a precision-engineered replacement part designed exclusively for select Waterway Carefree and Clearwater sand filters. Featuring durable coarse threads and factory-sealed packaging, it guarantees a secure fit and reliable performance. Lightweight and compact, this cap is highly rated by pool owners for its quality and ease of installation. ## Description Note: old part number stamped on cap 602-5320. This part only fits Waterway Plastics Carefree or Clearwater filters. Waterway 602-5321B Swimming Pool Sand Filter Drain Screen Cap Only Same as 602-5320, 602-5321. ## Features - Fits select Waterway Sand Filters, check your manual to ensure proper fit. - This Drain Cap 602-5321B has coarse threads. - Part# 602-5321B same as 602-5321 except this part is in mfg. sealed packaging. - Note: old part number stamped on cap 602-5320 ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B07GNRGZY2 | | Best Sellers Rank | #23,342 in Patio, Lawn & Garden (See Top 100 in Patio, Lawn & Garden) #340 in Pool & Spa Replacement Parts | | Customer Reviews | 4.6 4.6 out of 5 stars (455) 4.6 out of 5 stars | | Is Discontinued By Manufacturer | No | | Item Weight | 2.08 ounces | | Manufacturer | Waterway Plastics | | Package Dimensions | 2.8 x 2.8 x 2.24 inches | ## Images ![Waterway 602-5321B Swimming Pool Sand Filter Drain Screen Cap Only Same as 602-5320, 602-5321 - Image 1](https://m.media-amazon.com/images/I/61-eKms2HjL.jpg) ![Waterway 602-5321B Swimming Pool Sand Filter Drain Screen Cap Only Same as 602-5320, 602-5321 - Image 2](https://m.media-amazon.com/images/I/61V8GN3vtLL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect fit *by on Reviewed in the United States March 13, 2026* Fit perfectly ### ⭐⭐⭐⭐⭐ Pool filter cap *by on Reviewed in the United States April 6, 2026* If your pool filter is leaking this is a great replacement almost OEM. Works great no issues ### ⭐⭐⭐⭐⭐ Fit perfect *by on Reviewed in the United States July 14, 2025* Why did you pick this product vs others?:I ordered 1 of these and worked great for about a week then cracked and was spewing water, BUT I believe my husband tightened it a little too much! Ordered another. ## Frequently Bought Together - Waterway 602-5321B Swimming Pool Sand Filter Drain Screen Cap Only Same as 602-5320, 602-5321 - Waterway 805-0224 1.5" Union Tailpiece O-Ring - Waterway Plastics 806105406750 Drain Cap Screen Sand Filters --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/204739176-waterway-602-5321b-swimming-pool-sand-filter-drain-screen-cap](https://www.desertcart.pt/products/204739176-waterway-602-5321b-swimming-pool-sand-filter-drain-screen-cap) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-10-27*