--- product_id: 70101452 title: "Water Softener O-Ring Seal Kit, 4-Pack (Part: 7337571, 7170288, STD302213, WS03X10025)" brand: "captain o-ring" price: "¥4656" currency: JPY in_stock: true category: "Captain O Ring" url: https://www.desertcart.jp/products/70101452-water-softener-o-ring-seal-kit-4-pack-part-7337571 store_origin: JP region: Japan --- # Universal multi-brand compatibility Durable premium rubber 4-pack precision fit Water Softener O-Ring Seal Kit, 4-Pack (Part: 7337571, 7170288, STD302213, WS03X10025) **Brand:** captain o-ring **Price:** ¥4656 **Availability:** ✅ In Stock ## Summary > 🔧 Seal the deal with confidence—never let leaks cramp your style! ## Quick Answers - **What is this?** Water Softener O-Ring Seal Kit, 4-Pack (Part: 7337571, 7170288, STD302213, WS03X10025) by captain o-ring - **How much does it cost?** ¥4656 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/70101452-water-softener-o-ring-seal-kit-4-pack-part-7337571) ## Best For - captain o-ring enthusiasts ## Why This Product - Trusted captain o-ring brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted Quality:** Highly rated with 4.6 stars from 279 users, making it a go-to choice for professional-grade maintenance. - • **Ready-to-Use Kit:** Includes 4 O-rings in resealable packaging—always have spares on hand to avoid downtime. - • **Precision Dimensions:** Inside diameter ~15/16" & outside diameter ~1-3/16" ensures a perfect, leak-proof seal every time. - • **Durability Guaranteed:** Crafted from premium rubber with a 1-year warranty by Captain O-Ring LLC for lasting reliability. - • **Seamless Compatibility:** Fits top water softener brands like GE, Eco Pure & Sears for hassle-free replacement. ## Overview The Water Softener O-Ring Seal Kit (4-pack) by Captain O-Ring LLC offers precision-engineered rubber seals compatible with major brands like GE, Eco Pure, and Sears. Each O-ring measures approximately 15/16" inside diameter and 1-3/16" outside diameter, ensuring a perfect fit to prevent leaks. Packaged for convenience and backed by a 1-year warranty, this kit is a reliable, highly rated solution for maintaining optimal water softener performance. ## Description The 7337571 Water Softener O-Ring Seal kit is compatible with water softener units produced by Eco Pure, Eco Water, GE, Sears, North Star Softeners, and others. Use this kit when your system calls for part number 7337571, 7170288, 900535, STD302213, or WS03X10025. Note: This part is not compatible with water systems that call for part numbers other than 7337571, 7170288, 900535, STD302213, or WS03X10025. Please consult your product manual to confirm if this part is compatible with your water system. What to expect: This product contains four (4) o-rings packaged in a resealable zip-top bag with Captain O-Ring branded packaging. Manufactured and warrantied against defect for one year by Captain O-Ring LLC. "Captain O-Ring" is a registered trademark of Captain O-Ring LLC. ## Features - Water Softener O-Ring Kit 7337571 for Eco Pure, Eco Water, GE, Sears, North Star Softeners - Contains 4 O-Rings (Part #: 7170288, 900535, STD302213, WS03X10025) - These o-rings have an inside diameter of approximately 15/16" and outside diameter of approximately 1-3/16". - Manufactured and Warrantied by Captain O-Ring LLC ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B06XCX8LJB | | Best Sellers Rank | #480,618 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #461 in Water Softeners | | Brand Name | Captain O-Ring | | Color | Black | | Customer Reviews | 4.6 4.6 out of 5 stars (279) | | EU Spare Part Availability Duration | 1 Years | | Item Diameter | 1.19 Inches | | Manufacturer | Captain O-Ring LLC | | Material Type | Rubber | | Model | 7337571 | | Nominal Inside Diameter | 0.94 Inches | | Nominal Outside Diameter | 1.19 Inches | | Number of Pieces | 4 | | Part Number | 7337571 | | Set Name | 4-Pack | | UPC | 611138349383 | | Unit Count | 4 Count | ## Product Details - **Brand:** Captain O-Ring - **Color:** Black - **Item Diameter:** 1.19 Inches - **Material:** Rubber - **Nominal Inside Diameter:** 0.94 Inches ## Images ![Water Softener O-Ring Seal Kit, 4-Pack (Part: 7337571, 7170288, STD302213, WS03X10025) - Image 1](https://m.media-amazon.com/images/I/71Szbn8JoeL.jpg) ![Water Softener O-Ring Seal Kit, 4-Pack (Part: 7337571, 7170288, STD302213, WS03X10025) - Image 2](https://m.media-amazon.com/images/I/61890Y0fDxL.jpg) ![Water Softener O-Ring Seal Kit, 4-Pack (Part: 7337571, 7170288, STD302213, WS03X10025) - Image 3](https://m.media-amazon.com/images/I/71ihTI4oelL.jpg) ![Water Softener O-Ring Seal Kit, 4-Pack (Part: 7337571, 7170288, STD302213, WS03X10025) - Image 4](https://m.media-amazon.com/images/I/61z5DaZ+U-L.jpg) ![Water Softener O-Ring Seal Kit, 4-Pack (Part: 7337571, 7170288, STD302213, WS03X10025) - Image 5](https://m.media-amazon.com/images/I/81lP5pkQw6L.jpg) --- ## 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.jp/products/70101452-water-softener-o-ring-seal-kit-4-pack-part-7337571](https://www.desertcart.jp/products/70101452-water-softener-o-ring-seal-kit-4-pack-part-7337571) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-12*