DFB UNITARY ASSY - TABLE A
FAN SIZE
BHD
UBD
THD
A +
B+
A+
B+
A+
B+
C+
D
E*
F*
G
H
1/2
12 3/8
11 1/4
13 3/16
11 9/16
14 3/16
11 1/4
14 1/4
4 7/16
7 1/2
7 1/8
7 1/2
4 7/8
5/8
15
13 1/2
15 11/16
14 1/6
17 1/16
13 1/2
15 3/4
5 7/16
9
8 5/8
9
6
3/4
18 7/16
15 5/8
18 11/16
16 7/8
20 15/16
15 5/8
19 3/8
5 7/8
10 5/8
12 3/8
11 1/4
7 3/16
7/8
22 7/8
18
22 15/16
19 5/8
25 3/4
18
23
6 3/4
13 3/4
14 7/16
14 1/2
8 3/8
1
24 1/8
20 1/2
24
22 1/2
27 3/8
20 1/2
23
7 13/16
13 3/4
16 7/16
14 1/2
9 5/8
1 1/8
28 5/16
22 13/16
28
25 5/16
32
22 13/16
26 3/4
8 11/16
17 1/2
18 5/8
17 1/2
10 13/16
1 1/4
29 1/2
25 1/4
29
28
33 1/2
25 1/4
26 3/4
9 11/16
17 1/2
20 1/2
17 1/2
12
1 3/8
32 1/4
26 11/16
31 1/4
30 5/16
37 1/16
26 11/16
29
9 7/8
19 1/2
22 5/8
19 1/2
12 3/4
1 1/2
34 7/8
28 15/16
33 11/16
33
40 1/8
28 15/16
29 13/16
10 13/16
21
24 5/8
21
13 7/8
1 3/4
40 1/16
33 1/2
38 5/8
38 3/8
46 5/16
33 1/2
33 5/8
12 7/16
24 1/4
28 3/4
24
16 1/16
2
48 5/16
40 7/8
46 3/4
45 1/4
53 15/16
40 7/8
38 1/2
16 1/4
27 5/8
32 3/4
28 1/2
19 13/16
DFB UNITARY ASSY - TABLE B
FAN SIZE
KEYWAY
SHAFT DIA.
WEIGHT LBS.
J
K
L
M
N
O
R
S
WIDTH
DEPTH
1/2
1 1/4
7/16
9
4 3/4
5 1/4
4 5/8
5 9/16
4 1/4
1
24
5/8
1 1/4
9/16
9 3/4
5 1/2
5 1/4
4 3/4
6 13/16
5
1
27
3/4
1 9/16
2 11/16
11
8 3/8
5 1/2
4 7/8
8 3/16
7 3/4
1/4
1/8
1
51
7/8
1 11/16
3 3/16
12 3/4
10 1/4
6 1/4
4 3/4
9 9/16
9 5/8
1/4
1/8
1
70
1
1 11/16
3 9/16
12 3/4
10 1/4
7 1/4
5 3/4
11
9 5/8
1/4
1/8
1
75
1 1/8
1 13/16
4 1/8
14 5/8
12 1/8
8 1/4
6 3/4
12 5/16
11 1/2
1/4
1/8
1
95
1 1/4
1 13/16
4 1/2
14 5/8
12 1/8
9 1/2
8
13 3/4
11 1/2
1/4
1/8
1
102
1 3/8
1 7/8
5 1/16
15 3/4
13 1/4
10 1/4
8 3/4
14 15/16
12 5/8
1/4
1/8
1
115
1 1/2
1 7/8
5 1/2
16 1/4
13 9/16
11
9 1/2
16 1/4
12 15/16
1/4
1/8
1
148
1 3/4
2 3/16
6 7/16
18 3/4
15 1/4
11 1/8
9 5/8
18 7/8
14 5/8
1/4
1/8
1 3/16
190
2
2
7 5/16
20 1/2
18
12 3/4
10 3/4
22 5/8
17 1/8
3/8
3/16
1 7/16
315
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