4 hole square flange unit SF in stainless steel with cover

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

Square flange unit 4 hole SF in stainless steel sizes available

Shaft Diameter	Catalog No.
Ø20 мм	SF 204
Ø25 мм	SF 205
Ø30 мм	SF 206
Ø35 мм	SF 207
Ø40 мм	SF 208
Ø45 мм	SF 209
Ø50 мм	SF 210
Ø55 мм	SF 211
Ø60 мм	SF 212

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

Sealed 4 hole square flange unit SF in stainless steel with cover.