{"product_id":"waterway-1-1-2-pump-union-nut-with-1-1-2-1-1-4-hose-adapter-o-ring-400-9280","title":"Waterway - 1-1\/2\" Pump Union Nut With 1-1\/2\" \u0026 1-1\/4\" Hose Adapter \u0026 O-Ring (400-9280)","description":"\u003cdiv\u003e\n\u003cp\u003e\nDesigned for pool, spa, and hot tub systems, the Waterway Pump Union Nut with Hose Adapters (400-9280) is a ready-to-install half-union kit that simplifies pump maintenance and ensures a secure, leak-resistant connection.\nThis complete assembly combines a pump-side union nut, dual hose adapters (1-1\/2\" and 1-1\/4\"), and an O-ring for a reliable seal on Waterway pumps.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility\u003c\/b\u003e: Fits 1-1\/2\" pump unions and includes 1-1\/2\" and 1-1\/4\" hose adapters for versatile plumbing connections (FBT on both ends).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eO-ring Included\u003c\/b\u003e: Sealed design with an integrated O-ring to minimize leaks and keep your system running smoothly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComplete Half-Union Kit\u003c\/b\u003e: All necessary components are included for a straightforward replacement or upgrade.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial \u0026amp; Build\u003c\/b\u003e: White, durable plastic construction designed for the harsh chemicals and constant use typical of pool, spa, and whirlpool equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBrand \u0026amp; Origin\u003c\/b\u003e: Waterway Plastics—a trusted American-made manufacturer with a long history of pool and spa hardware since 1973.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePart Number\u003c\/b\u003e: 400-9280, a standard Waterway fitting that supports quick identification and compatibility checks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis Waterway half-union fitting is ideal for replacing worn or damaged pump connections or upgrading your pool or spa plumbing. The dual hose adapters cover common sizing needs, while the buttress thread design ensures a robust, secure fit. Built to endure typical pool and spa environments, it provides a reliable, long-term solution for maintaining leak-free operation and easy service access.\n\u003c\/p\u003e \u003cbr\u003e \u003ctable class=\"margintop4\" width=\"554\" height=\"228\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 236.195px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl0_labelAttributeName\"\u003eHalf Union Fitting Complete\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 294.805px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl0_labelAttributeValue\"\u003eComplete Half Union\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 236.195px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl1_labelAttributeName\"\u003eUnion Fitting Application\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 294.805px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl1_labelAttributeValue\"\u003ePump\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 236.195px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl2_labelAttributeName\"\u003eFirst Plumbing Connection Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 294.805px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl2_labelAttributeValue\"\u003e1-1\/2\", 1-1\/4\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 236.195px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl3_labelAttributeName\"\u003eFirst Plumbing Connection Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 294.805px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl3_labelAttributeValue\"\u003eFemale Buttress Thread (fbt), Hose Adapter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 236.195px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl4_labelAttributeName\"\u003eSecond Plumbing Connection Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 294.805px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl4_labelAttributeValue\"\u003e1-1\/2\", 1-1\/4\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 236.195px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl5_labelAttributeName\"\u003eSecond Plumbing Connection Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 294.805px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl5_labelAttributeValue\"\u003eFemale Buttress Thread (fbt), Hose Adapter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 236.195px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl6_labelAttributeName\"\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 294.805px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl6_labelAttributeValue\"\u003eWaterway\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003cbr\u003e \u003ctable cellspacing=\"5\" cellpadding=\"5\" border=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"60%\"\u003e\u003cspan class=\"bspotext12h\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eWHY USE WATERWAY PRODUCTS?\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"15%\"\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"25%\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"3\"\u003e\n\u003cp\u003e\u003cspan class=\"bspotext8n\"\u003eAt Waterway Plastics, a commitment to design, innovation and quality American made products makes for a solid combination of style and dependability. All Products are designed and manufactured in America. Waterway has been a leading manufacturer of pool and hot tub\/spa and Whirlpool Bath equipment for the USA and international markets since 1973. Located in Oxnard, California in 450,000 square feet of manufacturing and warehousing facility, Waterway is one of the largest employers in Ventura County. Waterway is recognized as an innovator of quality products with an extensive line of jets, pumps, filters, filter systems and white goods for in-ground and above ground pools, spas and bath.\u003cbr\u003e \u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"bspotext8n\"\u003e \u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Waterway Plastics","offers":[{"title":"Default Title","offer_id":40241902682154,"sku":"400-9280","price":6.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/4014\/1354\/products\/400-9280_099ac7a1-a9a5-4586-8e33-f544f1e15867.jpg?v=1769976092","url":"https:\/\/bathparts.com\/products\/waterway-1-1-2-pump-union-nut-with-1-1-2-1-1-4-hose-adapter-o-ring-400-9280","provider":"Bath \u0026 Spa Superstore","version":"1.0","type":"link"}