{"product_id":"daikin-1129500-fixed-sheave-single-groove-bk57h-5-45-in-od","title":"Daikin 1129500 Fixed Sheave Single Groove BK57H 5.45 in Od","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe DAIKIN 1129500 is a fixed, single-groove bushed sheave used in belt-driven fan and blower assemblies found in commercial HVAC air handling units and rooftop equipment. This sheave accepts an H-series bushing and is designed for use with B-section or 5L-series V-belts. The outer diameter measures 5.45 inches with a 5.10-inch pitch diameter. It is a direct OEM replacement sourced from Browning (BK57H) and is installed by HVAC technicians servicing McQuay and Daikin commercial air-handling equipment.\u003c\/p\u003e\n\u003cp\u003eThis sheave is suited for commercial HVAC applications where belt-driven blower or supply fan assemblies require an OEM-spec fixed drive component. It replaces Daikin McQuay part numbers 01129500 and 011295X-00, as well as the Browning BK57H, making it a straightforward drop-in for service and maintenance work on compatible Daikin McQuay air handling units.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eFixed sheave design with a single groove for B-section or 5L V-belts\u003c\/li\u003e\n  \u003cli\u003eAccepts H-series taper-lock bushing for secure shaft mounting\u003c\/li\u003e\n  \u003cli\u003e5.45-inch outer diameter with 5.10-inch pitch diameter\u003c\/li\u003e\n  \u003cli\u003eOEM Daikin McQuay part — direct replacement for Browning BK57H\u003c\/li\u003e\n  \u003cli\u003eReplaces part numbers 01129500 and 011295X-00\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDirect OEM replacement for Daikin McQuay part numbers 01129500 and 011295X-00, and cross-references to Browning BK57H. Designed for use with B-section or 5L V-belts and H-series bushings in belt-driven commercial HVAC fan assemblies.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by a qualified HVAC technician. Disconnect and lock out all electrical power to the unit before removing or installing drive components. Ensure the replacement H-series bushing is properly seated and torqued per the bushing manufacturer specifications before tensioning the belt. Verify belt alignment and tension after installation to prevent premature wear.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSheave Type\u003c\/strong\u003e: Fixed, Bushed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of Grooves\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBelt Section\u003c\/strong\u003e: B \/ 5L\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter\u003c\/strong\u003e: 5.45 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePitch Diameter\u003c\/strong\u003e: 5.10 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBushing Series\u003c\/strong\u003e: H\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCross Reference\u003c\/strong\u003e: Browning BK57H, 01129500, 011295X-00\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: DAIKIN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 1129500\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DAIKIN","offers":[{"title":"Default Title","offer_id":51672889786674,"sku":"001129500","price":125.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/42669be10906ebb1d815acdfe9f391c4.jpg?v=1787974601","url":"https:\/\/voomisupply.com\/products\/daikin-1129500-fixed-sheave-single-groove-bk57h-5-45-in-od","provider":"Voomi Supply","version":"1.0","type":"link"}