Flange bearing unit SF series

stainless steelrubberNBR

The stainless steel 4-holes square flange bearing units type SF is suitable for the food industry and other demanding environments, due to the hygienic design and minimum of maintenance. The stainless steel bearing units are characterized by high quality and finish for both the bearing and the bearing housing. Square flange unit 4 hole SF in stainless steel advantages. The bearing unit has adjustable pre-lubricated Aisi440C stainless steel ball bearing. The bearing can be re-lubricated by stainless steel Aisi304 grease-nipple or a quick coupler. The bearing unit can be fitted with safety cap of polypropylene or Stainless steel AISI 304. The bearing unit can be fitted with rotary shaft seal ring (TC) with extra dust-protection lip in NBR rubber and with Stainless steel spring. Square flange unit 4 hole SF in stainless steel features. Stainless steel housings AISI 304 Stainless steel bearings AISI 440C (pre-lubricated) Stainless steel grease nipples AISI304 M6x1mm No surface coating are required Excellent life span Operating temperature from -30°C to +120°C. Cap material: Polypropylene or Stainless steel AISI 304 Oil seal material: NBR Rubber with stainless spring The SF2xx can be supplied with open cap or closed cap. Open Cap, suffix “OC” is added to bearing numbers. ex.: SF204OC Closed Cap, suffix “CC” is added to bearing numbers. ex.: SF204CC Open Cap Aisi304, suffix “OCSS” is added to bearing numbers. ex.: SF204OCSS Closed Cap Aisi304, suffix “CCSS” is added to bearing numbers. ex.: SF204CCSS