Compliance with standard JIS Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 100mm d1≈124.8mm A 70mm A1 25mm A3 3.2mm B 98.4mm B4 18mm Da 215.9mm Db1 207mm Db2 221mm J&n
Compliance with standard ISO Housing material Cast iron Sealing solution 5-lip seals Dimensions d 25mm d1≈33.74mm d2 41.7mm A 30mm A1 12mm A3 3.2mm A5 20.5mm B1 33.2mm Da 74.6mm Db1 65mm Db2 71mm J 70mm
Compliance with standard Not standardized Housing material Stainless steel Sealing solution Gutter seals Dimensions d 31.75mm d1≈39.7mm A 34.1mm A1 13.5mm A5 29mm B 38.1mm B4 5mm J 82.6mm L 108mm N 12.7mm s1 22.2m
Compliance with standard Not standardized Housing material Stainless steel Sealing solution Gutter seals Dimensions d 25.4mm d1≈33.74mm A 29.4mm A1 13.5mm A5 24.5mm B 34.1mm B4 5mm J 69.9mm L 95.3mm N 11.5mm s1 19
Compliance with standard Not standardized Housing material Composite for the SKF Food Line Sealing solution Gutter seals Dimensions d 20mm d1≈28.2mm A 27mm A1 15mm A5 54.1mm B 31mm B4 4.5mm Da 52mm Ha 6mm J 63.5mm L&nb
Compliance with standard North American standard Housing material Cast iron Sealing solution Standard seals Dimensions d 42.862mm d1≈56.8mm d2 62mm A 39.7mm A1 18.3mm A5 26.5mm B1 43.7mm B4 6.75mm Db1 111.1mm J 104.8mm
Compliance with standard North American standard Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 74.612mm d1≈97.4mm A 61mm A1 24mm B 77.8mm B4 12mm Db1 172mm J 152.4mm L 197.4mm N
Compliance with standard ISO Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 35mm d1≈46.1mm d2 57mm A 34.5mm A1 13mm A3 3.2mm A5 24.5mm B1 39.7mm Da 106.4mm Db1 87mm Db2
This bearing unit will be discontinued at the end of 2019, and new unit series F4BC is already available as its replacement. Compliance with standard ISO Housing material Composite for the SKF Food Line Sealing solution Multiple seals Dimensions d 30mm d1≈39.7mm A 33mm A1&nb
Compliance with standard Not standardized Housing material Composite for the SKF Food Line Sealing solution Gutter seals Dimensions d 50mm d1≈62.51mm A 42mm A1 19mm A5 74mm B 51.6mm B4 9mm Da 98mm Ha 6mm J 111mm L 
Compliance with standard ISO Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 20mm d1≈28.2mm d2 32.4mm A 29.5mm A1 11mm A3 3.2mm A5 20.5mm B1 43.7mm B4 4.75mm Da 68.3mm D
Compliance with standard North American standard Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 42.862mm d1≈62.51mm A 46mm A1 15.9mm A5 33mm B 51.6mm B4 9mm Db1 115.9mm J 111.1mm
Compliance with standard ISO Housing material Cast iron Sealing solution 5-lip seals Dimensions d 49.212mm d1≈62.51mm d2 72mm A 43mm A1 15mm A3 3.2mm A5 33mm B1 46.2mm Da 125.4mm Db1 107mm Db2 118mm J 11
Compliance with standard North American standard Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 55.563mm d1≈75.64mm A 54.8mm A1 17.5mm A5 39mm B 65.1mm B4 10mm Db1 138.1mm J 142.9mm
Compliance with standard ISO Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 55mm d1≈69.06mm A 47.5mm A1 16mm A3 3.2mm A5 37.5mm B 55.6mm B4 9mm Da 150.8mm Db1 122mm Db2
Compliance with standard ISO Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 55.563mm d1≈69.06mm A 47.5mm A1 16mm A3 3.2mm A5 37.5mm B 55.6mm B4 9mm Da 150.8mm Db1 122mm
Compliance with standard ISO Housing material Composite Sealing solution Multiple seals Dimensions d 40mm d1≈51.8mm A 39mm A1 17mm A3 3.2mm A5 25.5mm B 49.2mm B4 8mm Da 115.9mm Db 98mm J 101.5mm L 130mm
Compliance with standard ISO Housing material Composite Sealing solution 5-lip seals Dimensions d 35mm d1≈46.1mm d2 57mm A 35mm A1 17mm A3 3.2mm A5 24mm B1 39.7mm Da 106.4mm Db 90mm J 92mm L 118mm N
Compliance with standard ISO Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 20.638mm d1≈33.74mm A 30mm A1 12mm A3 3.2mm A5 20.5mm B 34.1mm B4 5mm Da 74.6mm Db1 65mm Db2
Order adapter sleeve separately Compliance with standard JIS Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 40mm d1≈56.8mm d3 65mm A 38mm A1 16mm A5 26.5mm B1 50mm Db1 108mm J
Compliance with standard North American standard Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 23.813mm d1≈33.74mm A 31.2mm A1 11mm A5 20.5mm B 34.1mm B4 5mm Db1 69.9mm J 69.9mm
This bearing unit will be discontinued at the end of 2019, and new unit series F4BC is already available as its replacement. Compliance with standard ISO Housing material Composite for the SKF Food Line Sealing solution Multiple seals Dimensions d 30mm d1≈39.7mm A 33mm A1&nb
Compliance with standard ISO Housing material Cast iron Sealing solution 5-lip seals Dimensions d 34.925mm d1≈46.1mm A 34.5mm A1 13mm A3 3.2mm A5 24.5mm B 42.9mm B4 6mm Da 106.4mm Db1 87mm Db2 95mm J 92m
Compliance with standard North American standard Housing material Cast iron Sealing solution Standard seals Dimensions d 36.513mm d1≈46.1mm A 38.1mm A1 12.7mm A5 24.5mm B 33mm B4 6mm Db1 92.1mm J 92.1mm L 117.5mm N&nbs
Compliance with standard ISO Housing material Composite Sealing solution Standard seals with additional flingers Dimensions d 40mm d1≈51.8mm A 39mm A1 17mm A3 3.2mm A5 25.5mm B 49.2mm B4 8mm Da 115.9mm Db 98mm J 1
Compliance with standard ISO Housing material Cast iron Sealing solution Standard seals with additional flingers Dimensions d 22.225mm d1≈33.74mm A 30mm A1 12mm A3 3.2mm A5 20.5mm B 34.1mm B4 5mm Da 74.6mm Db1 65mm Db2
Compliance with standard ISO Housing material Composite Sealing solution 5-lip seals Dimensions d 40mm d1≈51.8mm A 39mm A1 17mm A3 3.2mm A5 25.5mm B 49.2mm B4 8mm Da 115.9mm Db 98mm J 101.5mm L 130mm
Compliance with standard ISO Housing material Cast iron Sealing solution Multiple seals Dimensions d 55mm d1≈69.06mm A 47.5mm A1 16mm A3 3.2mm A5 37.5mm B 55.6mm B4 9mm Da 150.8mm Db1 122mm Db2 134mm J 1
Compliance with standard North American standard Housing material Cast iron Sealing solution Standard seals Dimensions d 25.4mm d1≈33.74mm d2 37.4mm A 31.2mm A1 11mm A5 20.5mm B1 31mm B4 4.75mm Db1 69.9mm J 69.9mm L&nb
Compliance with standard ISO Housing material Cast iron Sealing solution 5-lip seals Dimensions d 40mm d1≈51.8mm d2 56.5mm A 38.5mm A1 14mm A3 3.2mm A5 26mm B1 56.3mm B4 6.75mm Da 115.9mm Db1 98mm Db2 10
Compliance with standard ISO Housing material Composite Sealing solution Standard seals with additional flingers Dimensions d 35mm d1≈46.1mm d2 57mm A 35mm A1 17mm A3 3.2mm A5 24mm B1 39.7mm Da 106.4mm Db 90mm J 9
Compliance with standard ISO Housing material Composite Sealing solution 5-lip seals Dimensions d 20mm d1≈28.2mm d2 32.4mm A 30mm A1 15mm A3 3.2mm A5 20mm B1 43.7mm B4 4.75mm Da 68.3mm Db 59mm J 63.5mm