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SKF Square 4 Bolt Bearings FY, FYJ
Bearings Housed & Flanged Bearings SKF Housed Bearings
View our extensive range of SKF square flange mounted ball bearings featuring cast iron housings with square flanges and various locking methods. Suitable for high speed, high temperature applications with heavy loads. We stock popular sizes from 30mm to 100mm bore, in metric and imperial dimensions. Housings accept standard SKF insert bearings and allow for relubrication. Select from models with grub screws, eccentric collars, and adapter sleeves to meet your locking needs. All units in stock for immediate dispatch.
Bolt Hole Centres (J)
63.5mm
63.5mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
20mm
20mm
Length/Width (L)
86mm
86mm
Limiting Speed
8500r/min
8500r/min
Overall Height with Bearing (T)
37.3mm
37.3mm
Bolt Hole Centres (J)
63.5mm
63.5mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
20mm
20mm
Length/Width (L)
86mm
86mm
Limiting Speed
5000r/min
5000r/min
Overall Height with Bearing (T)
33.3mm
33.3mm
Bolt Hole Centres (J)
2.13inch (54mm)
2.13inch (54mm)
Bore Size (d)
5/8inch (15.875mm)
5/8inch (15.875mm)
Length/Width (L)
3.00inch (76.2mm)
3.00inch (76.2mm)
Limiting Speed
9500r/min
9500r/min
Overall Height with Bearing (T)
1.20inch (30.6mm)
1.20inch (30.6mm)
Bolt Hole Centres (J)
54mm
54mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
12mm
12mm
Length/Width (L)
76mm
76mm
Overall Height with Bearing (T)
32.9mm
32.9mm
Bolt Hole Centres (J)
70mm
70mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
25mm
25mm
Length/Width (L)
95mm
95mm
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
42.5mm
42.5mm
Bolt Hole Centres (J)
2.76inch (70mm)
2.76inch (70mm)
Bore Size (d)
7/8inch (22.225mm)
7/8inch (22.225mm)
Length/Width (L)
3.74inch (95mm)
3.74inch (95mm)
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
1.53inch (38.8mm)
1.53inch (38.8mm)
Bolt Hole Centres (J)
2.76inch (70mm)
2.76inch (70mm)
Bore Size (d)
15/16inch (23.813mm)
15/16inch (23.813mm)
Length/Width (L)
3.74inch (95mm)
3.74inch (95mm)
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
1.53inch (38.8mm)
1.53inch (38.8mm)
Bolt Hole Centres (J)
3.25inch (82.5mm)
3.25inch (82.5mm)
Bore Size (d)
1.1/16inch (26.9875mm)
1.1/16inch (26.9875mm)
Length/Width (L)
4.25inch (108mm)
4.25inch (108mm)
Limiting Speed
6300r/min
6300r/min
Overall Height with Bearing (T)
1.66inch (42.2mm)
1.66inch (42.2mm)
Bolt Hole Centres (J)
70mm
70mm
Bolt Hole Dia (N)
12mm
12mm
Bore Size (d)
20mm
20mm
Length/Width (L)
95mm
95mm
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
36mm
36mm
Bolt Hole Centres (J)
82.5mm
82.5mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
30mm
30mm
Length/Width (L)
108mm
108mm
Limiting Speed
6300r/min
6300r/min
Overall Height with Bearing (T)
42.2mm
42.2mm
Bolt Hole Centres (J)
54mm
54mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
17mm
17mm
Length/Width (L)
76mm
76mm
Overall Height with Bearing (T)
39.1mm
39.1mm
Bolt Hole Centres (J)
54mm
54mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
15mm
15mm
Length/Width (L)
76mm
76mm
Overall Height with Bearing (T)
39.1mm
39.1mm
Bolt Hole Centres (J)
64mm
64mm
Bolt Hole Dia (N)
12mm
12mm
Bore Size (d)
20mm
20mm
Length/Width (L)
86mm
86mm
Overall Height with Bearing (T)
33.3mm
33.3mm
Bolt Hole Centres (J)
63.5mm
63.5mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
20mm
20mm
Length/Width (L)
86mm
86mm
Overall Height with Bearing (T)
42.5mm
42.5mm
Bolt Hole Centres (J)
2.76inch (70mm)
2.76inch (70mm)
Bore Size (d)
7/8inch (22.225mm)
7/8inch (22.225mm)
Length/Width (L)
3.74inch (95mm)
3.74inch (95mm)
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
1.67inch (42.5mm)
1.67inch (42.5mm)
Bolt Hole Centres (J)
2.50inch (63.5mm)
2.50inch (63.5mm)
Bore Size (d)
3/4inch (19.05mm)
3/4inch (19.05mm)
Length/Width (L)
3.39inch (86mm)
3.39inch (86mm)
Limiting Speed
8500r/min
8500r/min
Overall Height with Bearing (T)
1.47inch (37.3mm)
1.47inch (37.3mm)
Bolt Hole Centres (J)
2.76inch (70mm)
2.76inch (70mm)
Bore Size (d)
1inch (25.4mm)
1inch (25.4mm)
Length/Width (L)
3.74inch (95mm)
3.74inch (95mm)
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
1.53inch (38.8mm)
1.53inch (38.8mm)
Bolt Hole Centres (J)
83mm
83mm
Bolt Hole Dia (N)
12mm
12mm
Bore Size (d)
30mm
30mm
Length/Width (L)
108mm
108mm
Limiting Speed
6300r/min
6300r/min
Overall Height with Bearing (T)
40.2mm
40.2mm
Bolt Hole Centres (J)
54mm
54mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
15mm
15mm
Length/Width (L)
76mm
76mm
Overall Height with Bearing (T)
32.9mm
32.9mm
Bolt Hole Centres (J)
70mm
70mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
25mm
25mm
Length/Width (L)
95mm
95mm
Limiting Speed
4300r/min
4300r/min
Overall Height with Bearing (T)
38.8mm
38.8mm
Bolt Hole Centres (J)
70mm
70mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
25mm
25mm
Length/Width (L)
95mm
95mm
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
45.6mm
45.6mm
Bolt Hole Centres (J)
3.25inch (82.5mm)
3.25inch (82.5mm)
Bore Size (d)
1.3/16inch (30.163mm)
1.3/16inch (30.163mm)
Length/Width (L)
4.25inch (108mm)
4.25inch (108mm)
Limiting Speed
6300r/min
6300r/min
Overall Height with Bearing (T)
1.66inch (42.2mm)
1.66inch (42.2mm)
Bolt Hole Centres (J)
3.25inch (82.5mm)
3.25inch (82.5mm)
Bore Size (d)
1.1/8inch (28.575mm)
1.1/8inch (28.575mm)
Length/Width (L)
4.25inch (108mm)
4.25inch (108mm)
Limiting Speed
6300r/min
6300r/min
Overall Height with Bearing (T)
1.84inch (46.7mm)
1.84inch (46.7mm)
Bolt Hole Centres (J)
70mm
70mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
25mm
25mm
Length/Width (L)
95mm
95mm
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
38.8mm
38.8mm
Bolt Hole Centres (J)
92mm
92mm
Bolt Hole Dia (N)
14mm
14mm
Bore Size (d)
35mm
35mm
Length/Width (L)
118mm
118mm
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
50.4mm
50.4mm
Bolt Hole Centres (J)
54mm
54mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
17mm
17mm
Length/Width (L)
76mm
76mm
Overall Height with Bearing (T)
32.9mm
32.9mm
Bolt Hole Centres (J)
3.25inch (82.5mm)
3.25inch (82.5mm)
Bore Size (d)
1.1/8inch (28.575mm)
1.1/8inch (28.575mm)
Length/Width (L)
4.25inch (108mm)
4.25inch (108mm)
Limiting Speed
6300r/min
6300r/min
Overall Height with Bearing (T)
1.66inch (42.2mm)
1.66inch (42.2mm)
Bolt Hole Centres (J)
2.76inch (70mm)
2.76inch (70mm)
Bore Size (d)
1inch (25.4mm)
1inch (25.4mm)
Length/Width (L)
3.74inch (95mm)
3.74inch (95mm)
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
1.81inch (45.9mm)
1.81inch (45.9mm)
Bolt Hole Centres (J)
82.5mm
82.5mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
30mm
30mm
Length/Width (L)
108mm
108mm
Limiting Speed
6300r/min
6300r/min
Overall Height with Bearing (T)
46.7mm
46.7mm
Bolt Hole Centres (J)
3.62inch (92mm)
3.62inch (92mm)
Bore Size (d)
1.3/8inch (34.925mm)
1.3/8inch (34.925mm)
Length/Width (L)
4.65inch (118mm)
4.65inch (118mm)
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
1.83inch (46.4mm)
1.83inch (46.4mm)
Bolt Hole Centres (J)
92mm
92mm
Bolt Hole Dia (N)
14mm
14mm
Bore Size (d)
35mm
35mm
Length/Width (L)
118mm
118mm
Limiting Speed
3200r/min
3200r/min
Overall Height with Bearing (T)
46.4mm
46.4mm
Bolt Hole Centres (J)
3.62inch (92mm)
3.62inch (92mm)
Bore Size (d)
1.1/4inch (31.75mm)
1.1/4inch (31.75mm)
Length/Width (L)
4.65inch (118mm)
4.65inch (118mm)
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
2.10inch (53.3mm)
2.10inch (53.3mm)
Bolt Hole Centres (J)
92mm
92mm
Bolt Hole Dia (N)
14mm
14mm
Bore Size (d)
35mm
35mm
Length/Width (L)
118mm
118mm
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
44.4mm
44.4mm
Bolt Hole Centres (J)
70mm
70mm
Bolt Hole Dia (N)
12mm
12mm
Bore Size (d)
25mm
25mm
Length/Width (L)
95mm
95mm
Limiting Speed
7000r/min
7000r/min
Overall Height with Bearing (T)
35.8mm
35.8mm
Bolt Hole Centres (J)
82.5mm
82.5mm
Bolt Hole Dia (N)
11.5mm
11.5mm
Bore Size (d)
30mm
30mm
Length/Width (L)
108mm
108mm
Limiting Speed
6300r/min
6300r/min
Overall Height with Bearing (T)
50.1mm
50.1mm
Bolt Hole Centres (J)
101.5mm
101.5mm
Bolt Hole Dia (N)
12mm
12mm
Bore Size (d)
40mm
40mm
Brand
SKF
SKF
Length/Width (L)
130mm
130mm
Overall Height with Bearing (T)
54.2mm
54.2mm
Product Type
4 Bolt Bearings
4 Bolt Bearings
Bolt Hole Centres (J)
3.62inch (92mm)
3.62inch (92mm)
Bore Size (d)
1.7/16inch (36.513mm)
1.7/16inch (36.513mm)
Length/Width (L)
4.65inch (118mm)
4.65inch (118mm)
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
1.83inch (46.4mm)
1.83inch (46.4mm)
Bolt Hole Centres (J)
102mm
102mm
Bolt Hole Dia (N)
16mm
16mm
Bore Size (d)
35mm
35mm
Length/Width (L)
130mm
130mm
Limiting Speed
4800r/min
4800r/min
Overall Height with Bearing (T)
48mm
48mm
Bolt Hole Centres (J)
3.62inch (92mm)
3.62inch (92mm)
Bore Size (d)
1.5/16inch (33.338mm)
1.5/16inch (33.338mm)
Length/Width (L)
4.65inch (118mm)
4.65inch (118mm)
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
1.83inch (46.4mm)
1.83inch (46.4mm)
Bolt Hole Centres (J)
92mm
92mm
Bolt Hole Dia (N)
14mm
14mm
Bore Size (d)
35mm
35mm
Length/Width (L)
118mm
118mm
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
53.3mm
53.3mm
Bolt Hole Centres (J)
105mm
105mm
Bolt Hole Dia (N)
16mm
16mm
Bore Size (d)
45mm
45mm
Length/Width (L)
137mm
137mm
Limiting Speed
4300r/min
4300r/min
Overall Height with Bearing (T)
56.7mm
56.7mm
Bolt Hole Centres (J)
101.5mm
101.5mm
Bolt Hole Dia (N)
14mm
14mm
Bore Size (d)
40mm
40mm
Length/Width (L)
130mm
130mm
Limiting Speed
4800r/min
4800r/min
Overall Height with Bearing (T)
56.7mm
56.7mm
Bolt Hole Centres (J)
92mm
92mm
Bolt Hole Dia (N)
14mm
14mm
Bore Size (d)
35mm
35mm
Length/Width (L)
118mm
118mm
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
46.4mm
46.4mm
Bolt Hole Centres (J)
101.5mm
101.5mm
Bolt Hole Dia (N)
14mm
14mm
Bore Size (d)
40mm
40mm
Length/Width (L)
130mm
130mm
Limiting Speed
4800r/min
4800r/min
Overall Height with Bearing (T)
54.2mm
54.2mm
Bolt Hole Centres (J)
4.13inch (105mm)
4.13inch (105mm)
Bore Size (d)
1.5/8inch (41.275mm)
1.5/8inch (41.275mm)
Length/Width (L)
5.39inch (137mm)
5.39inch (137mm)
Limiting Speed
4300r/min
4300r/min
Overall Height with Bearing (T)
2.13inch (54.2mm)
2.13inch (54.2mm)
Bolt Hole Centres (J)
105mm
105mm
Bolt Hole Dia (N)
16mm
16mm
Bore Size (d)
45mm
45mm
Length/Width (L)
137mm
137mm
Limiting Speed
4300r/min
4300r/min
Overall Height with Bearing (T)
54.2mm
54.2mm
Bolt Hole Centres (J)
101.5mm
101.5mm
Bolt Hole Dia (N)
14mm
14mm
Bore Size (d)
40mm
40mm
Length/Width (L)
130mm
130mm
Limiting Speed
4800r/min
4800r/min
Overall Height with Bearing (T)
58.9mm
58.9mm
Bolt Hole Centres (J)
102mm
102mm
Bolt Hole Dia (N)
16mm
16mm
Bore Size (d)
40mm
40mm
Length/Width (L)
130mm
130mm
Limiting Speed
4800r/min
4800r/min
Overall Height with Bearing (T)
51.2mm
51.2mm
Bolt Hole Centres (J)
4.00inch (101.5mm)
4.00inch (101.5mm)
Bore Size (d)
1.1/2inch (38.1mm)
1.1/2inch (38.1mm)
Length/Width (L)
5.12inch (130mm)
5.12inch (130mm)
Limiting Speed
4800r/min
4800r/min
Overall Height with Bearing (T)
2.13inch (54.2mm)
2.13inch (54.2mm)
Bolt Hole Centres (J)
3.62inch (92mm)
3.62inch (92mm)
Bore Size (d)
1.3/8inch (34.925mm)
1.3/8inch (34.925mm)
Length/Width (L)
4.65inch (118mm)
4.65inch (118mm)
Limiting Speed
5300r/min
5300r/min
Overall Height with Bearing (T)
1.98inch (50.4mm)
1.98inch (50.4mm)
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