{"product_id":"sealmaster-sehb-28-1-3-4-hanger-bearing-set-1-3-4in","title":"Sealmaster SEHB-28 1-3 4 Hanger Bearing Set 1-3 4in","description":"\u003cdiv\u003e\u003cp\u003eSealmaster SEHB-28 is a 1-3\/4 in bore, 4-3\/8 in outside diameter hanger bearing unit housed in a cast-iron casing for standard-duty, non-expansion service in eccentric-drive and hanger assemblies. The unit features a powder-coated epoxy cast-iron housing, a zone-hardened inner ring with 120° spacing setscrews, and Sealmaster's lock-and-pin dimple for direct lubrication and anti-rotation, while a felt labyrinth seal with a flinger protects the bearing in dry, dusty environments and a land-riding retainer promotes 360° grease circulation for improved lubrication retention. Key dimensions include bore 1.75 in, outside diameter 4.375 in, width 2.031 in, and overall height 5.438 in; locking is by setscrews, the bearing insert is 52100 bearing steel with a black oxide finish and an uncoated exterior, and the unit carries a 1-11\/2 in thread size with replacement bearing 3-112. Operating specifications list a temperature range up to 220 °F, a dynamic rating around 7,889 lb, a static rating around 5,216 lb, and a maximum operating speed of 3,550 rpm, making SEHB-28 suitable for hanger applications on eccentric-drive conveyors and other equipment requiring robust, externally lubricated bearing support.\u003c\/p\u003e\u003c\/div\u003e","brand":"SEALMASTER","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":46283513463018,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-020.png?v=1788727428","url":"https:\/\/gtghardware.com\/products\/sealmaster-sehb-28-1-3-4-hanger-bearing-set-1-3-4in","provider":"GTG Hardware","version":"1.0","type":"link"}