{"product_id":"browning-767778-4-bolt-flange-bearing-1-in-id-cast-iron","title":"Browning 767778 4-bolt Flange Bearing 1 in Id Cast Iron","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe BROWNING 767778 is a 4-bolt flange bearing unit from the VF4E 100 series, designed for industrial and mechanical power-transmission applications. The unit features a 1-inch inside diameter bore with an eccentric lock collar for secure shaft retention. The cast iron housing measures 3.75 inches overall length by 3.75 inches overall height and carries a static load capacity of 1,651 pounds and a dynamic load capacity of 2,801 pounds. The 52100 steel ball bearing insert requires periodic lubrication. This unit is installed by maintenance mechanics and millwrights in conveyor, fan, pump, and general rotating-equipment assemblies.\u003c\/p\u003e\n\u003cp\u003eThe 767778 flange unit is suited for light industrial and commercial equipment where a rigid, bolted-mount bearing housing is needed. The 4-bolt mounting pattern with 2.75-inch center-to-center bolt spacing provides a stable footprint on equipment frames and structural steel. Typical applications include HVAC fan shafts, blower assemblies, conveyor drive systems, and agricultural or industrial machinery requiring a reliable, serviceable bearing mount. The unit is rated to a maximum of 3,500 RPM, making it appropriate for moderate-speed drive systems.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1-inch bore ID with eccentric lock collar for positive shaft retention\u003c\/li\u003e\n  \u003cli\u003eCast iron housing provides rigid, durable support under sustained load\u003c\/li\u003e\n  \u003cli\u003e52100 steel ball bearing insert for dependable radial load performance\u003c\/li\u003e\n  \u003cli\u003eStatic load capacity of 1,651 pounds and dynamic load capacity of 2,801 pounds\u003c\/li\u003e\n  \u003cli\u003e4-bolt flange mount with 2.75-inch mounting hole center-to-center spacing\u003c\/li\u003e\n  \u003cli\u003eMaximum rated speed of 3,500 RPM suitable for moderate-speed shaft applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or direct-fit bearing unit for shaft assemblies requiring a 1-inch bore, 4-bolt flange housing within the VF4E 100 series form factor.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by a qualified millwright or maintenance mechanic. Shut down and lock out all power to the equipment before removing or installing the bearing unit per LOTO procedures. Use the correct 7\/16-inch bolt size when fastening to the mounting surface and torque fasteners to the equipment manufacturer's specifications. Lubrication is required; verify grease type and interval with the equipment OEM or BROWNING documentation before placing the unit in service.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: VF4E 100\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBearing Insert Type\u003c\/strong\u003e: Ball\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Mount Type\u003c\/strong\u003e: 4-Bolt Flange\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 1 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 3.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Height\u003c\/strong\u003e: 3.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 1-35\/64 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHub Diameter\u003c\/strong\u003e: 2.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBase Height\u003c\/strong\u003e: 61\/64 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Height\u003c\/strong\u003e: 0.5 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBase-to-Center Distance\u003c\/strong\u003e: 0.922 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBolt Hole Center-to-Center\u003c\/strong\u003e: 2.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBolt Size\u003c\/strong\u003e: 7\/16 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLock Type\u003c\/strong\u003e: Eccentric Lock\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHousing Material\u003c\/strong\u003e: Cast Iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: 52100 Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStatic Load Capacity\u003c\/strong\u003e: 1,651 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDynamic Load Capacity\u003c\/strong\u003e: 2,801 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum RPM\u003c\/strong\u003e: 3,500\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLubrication\u003c\/strong\u003e: Required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 2 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31171500\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: BROWNING\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 767778\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BROWNING","offers":[{"title":"Default Title","offer_id":51541491679538,"sku":"767778","price":131.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/795c76a845a662028ccc37b0f8bc6a8a.jpg?v=1785877718","url":"https:\/\/voomisupply.com\/products\/browning-767778-4-bolt-flange-bearing-1-in-id-cast-iron","provider":"Voomi Supply","version":"1.0","type":"link"}