Hygienic
machinery parts

NHK Group

4 hole square flange unit SF in stainless steel

4 hole square flange unit SF in stainless steel
4 hole square flange unit SF in stainless steel4 hole square flange unit SF in stainless steel with plastic caps4 hole square flange unit SF in stainless steel with stainless caps
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4 hole square flange unit SF in stainless steel.

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

4 hole square flange unit SF in stainless steel sizes available.

Shaft Diameter   Catalog No.
Ø20 mm            SF 204
Ø25 mm            SF 205
Ø30 mm            SF 206
ؘ35 mm            SF 207
ؘ40 mm            SF 208
Ø45 mm            SF 209
Ø50 mm            SF 210
Ø55 mm            SF 211
Ø60 mm            SF 212
Ø65 mm            SF 213
Ø70 mm            SF 214
Ø75 mm            SF 215
ؘ80 mm            SF 216
Ø85 mm            SF 217
ؘ90 mm            SF 218

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