Mechanical & Drive
     Mounted Bearings

BLF 2 BOLT COMPACT FLANGE MOUNTS
Use the chart below to select your desired size

Shaft Size

a

e

i

g

l

s

b

n

Bolt size

Z

Bi

Max load

Max rpm

Weight

1/2"

3-3/16"

2-1/2"

3/8"

3/8"

23/32"

5/16"

2-1/16"

0.2362"

1/4"

1"

0.8661"

3960 lb

5800

0.55 lb

5/8"

3-3/16"

2-1/2"

3/8"

3/8"

23/32"

5/16"

2-1/16"

0.2362"

1/4"

1"

0.8661"

3960 lb

5800

0.55 lb

3/4"

3-17/32"

2-13/16"

7/16"

7/16"

25/32"

25/64"

2-13/32"

0.2756"

5/16"

1-5/32"

0.9843"

4380 lb

5800

0.73 lb

7/8"

3-3/4"

2-63/64"

7/16"

7/16"

25/32"

25/64"

2-17/32"

0.2953"

5/16"

1-3/16"

1.0630"

4860 lb

5100

0.84 lb

1"

3-3/4"

2-63/64"

7/16"

7/16"

25/32"

25/64"

2-17/32"

0.2953"

5/16"

1-3/16"

1.0630"

4860 lb

5100

0.84 lb

1-1/8"

4-7/16"

3-9/16"

15/32"

15/32"

7/8"

15/32"

3"

0.3150"

3/8"

1-11/32"

1.1811"

6600 lb

4300

1.3 lb

1-3/16"

4-7/16"

3-9/16"

15/32"

15/32"

7/8"

15/32"

3"

0.3150"

3/8"

1-11/32"

1.1811"

6600 lb

4300

1.3 lb

1-1/4"

4-13/16"

3-15/16"

33/64"

1/2"

15/16"

15/32"

3-1/2"

0.3346"

3/8"

1-7/16"

1.2598"

8040 lb

3700

1.7 lb

1-3/8"

4-13/16"

3-15/16"

33/64"

1/2"

15/16"

15/32"

3-1/2"

0.3346"

3/8"

1-7/16"

1.2598"

8040 lb

3700

1.7 lb

1-7/16"

4-13/16"

3-15/16"

33/64"

1/2"

15/16"

15/32"

3-1/2"

0.3346"

3/8"

1-7/16"

1.2598"

8040 lb

3700

1.7 lb

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