Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont)
FAN
39M UNIT
MOTOR
MODEL
SIZE
SIZE
NO.
145T
182T
184T
AF 131
213T
215T
254T
14W
145T
182T
184T
AF 161
213T
215T
254T
256T
56
143T
145T
182T
AF 131
184T
213T
215T
254T
256T
16T
56
143T
145T
182T
AF 161
184T
213T
215T
254T
256T
145T
182T
184T
AF 161
213T
215T
254T
256T
17W
145T
182T
184T
AF 181
213T
215T
254T
256T
56
143T
145T
182T
AF 161
184T
213T
215T
254T
256T
18T
56
143T
145T
182T
AF 181
184T
213T
215T
254T
256T
BHF/BHR
DBF/DBR
MIN
MAX
MIN
13.8
14.3
10.3
12.9
13.5
9.5
12.9
13.5
9.5
12.2
12.9
8.9
12.2
12.9
8.9
11.3
12.0
8.1
21.2
22.2
18.7
20.5
21.5
18.1
20.5
21.5
18.1
20.0
21.0
17.7
20.0
21.0
17.7
19.3
20.5
17.2
19.3
20.5
17.2
21.7
23.7
19.9
21.7
23.7
19.9
21.7
23.7
19.9
21.2
23.2
19.5
21.2
23.2
19.5
20.8
22.8
19.2
20.8
22.8
19.2
20.4
22.4
18.9
20.4
22.4
18.9
28.5
30.5
23.5
28.5
30.5
23.5
28.5
30.5
23.5
28.0
30.0
23.1
28.0
30.0
23.1
27.7
29.7
22.8
27.7
29.7
22.8
27.2
29.2
22.4
27.2
29.2
22.4
21.2
22.2
18.7
20.5
21.5
18.1
20.5
21.5
18.1
20.0
21.0
17.7
20.0
21.0
17.7
19.3
20.5
17.2
19.3
20.5
17.2
21.2
22.1
18.3
20.4
21.3
17.6
20.4
21.3
17.6
19.9
20.7
17.1
19.9
20.7
17.1
19.1
20.1
16.4
19.1
20.1
16.4
28.5
30.5
23.5
28.5
30.5
23.5
28.5
30.5
23.5
28.0
30.0
23.1
28.0
30.0
23.1
27.7
29.7
22.8
27.7
29.7
22.8
27.2
29.2
22.4
27.2
29.2
22.4
31.0
33.0
25.0
31.0
33.0
25.0
31.0
33.0
25.0
30.5
32.5
24.5
30.5
32.5
24.5
30.1
32.1
24.2
30.1
32.1
24.2
29.7
31.7
23.8
29.7
31.7
23.8
THF/THR
MAX
MIN
MAX
10.9
9.8
10.6
10.2
9.0
9.9
10.2
9.0
9.9
9.7
8.4
9.4
9.7
8.4
9.4
9.0
7.7
8.7
20.0
18.2
19.5
19.5
17.7
19.0
19.5
17.7
19.0
19.1
17.3
18.7
19.1
17.3
18.7
18.7
16.8
18.2
18.7
16.8
18.2
21.9
19.7
21.7
21.9
19.7
21.7
21.9
19.7
21.7
21.5
19.3
21.3
21.5
19.3
21.3
21.2
19.1
21.1
21.2
19.1
21.1
20.9
18.8
20.8
20.9
18.8
20.8
25.5
26.5
28.5
25.5
26.5
28.5
25.5
26.5
28.5
25.1
26.1
28.1
25.1
26.1
28.1
24.8
25.9
27.9
24.8
25.9
27.9
24.4
25.6
27.6
24.4
25.6
27.6
20.0
18.2
19.5
19.5
17.7
19.0
19.5
17.7
19.0
19.1
17.3
18.7
19.1
17.3
18.7
18.7
16.8
18.2
18.7
16.8
18.2
19.3
17.5
19.0
18.6
16.8
18.5
18.6
16.8
18.5
18.2
16.3
18.0
18.2
16.3
18.0
17.6
15.7
17.5
17.6
15.7
17.5
25.5
26.5
28.5
25.5
26.5
28.5
25.5
26.5
28.5
25.1
26.1
28.1
25.1
26.1
28.1
24.8
25.9
27.9
24.8
25.9
27.9
24.4
25.6
27.6
24.4
25.6
27.6
27.0
28.7
30.7
27.0
28.7
30.7
27.0
28.7
30.7
26.5
28.3
30.3
26.5
28.3
30.3
26.2
28.0
30.0
26.2
28.0
30.0
25.8
27.7
29.7
25.8
27.7
29.7
73
FAN SHAFT DIAM.
UBF/UBR
(in.)
MIN
MAX
CLASS 1
12.9
13.5
12.0
12.6
12.0
12.6
N/A
11.3
12.0
11.3
12.0
10.4
11.1
21.2
22.2
20.5
21.5
20.5
21.5
20.0
21.0
N/A
20.0
21.0
19.3
20.5
19.3
20.5
21.2
23.2
21.2
23.2
21.2
23.2
20.7
22.7
20.7
22.7
N/A
20.4
22.4
20.4
22.4
20.0
22.0
20.0
22.0
25.4
27.4
25.4
27.4
25.4
27.4
24.9
26.9
24.9
26.9
N/A
24.5
26.5
24.5
26.5
24.0
26.0
24.0
26.0
21.2
22.2
20.5
21.5
20.5
21.5
20.0
21.0
N/A
20.0
21.0
19.3
20.5
19.3
20.5
21.2
22.0
20.4
21.3
20.4
21.3
19.9
20.7
1
11
/
16
19.9
20.7
19.1
20.1
19.1
20.1
25.4
27.4
25.4
27.4
25.4
27.4
24.9
26.9
24.9
26.9
N/A
24.5
26.5
24.5
26.5
24.0
26.0
24.0
26.0
27.1
29.1
27.1
29.1
27.1
29.1
26.6
28.6
11
26.6
28.6
1
/
16
26.1
28.1
26.1
28.1
25.6
27.6
25.6
27.6
CLASS 2
1
7
/
16
1
11
/
16
7
1
/
16
1
11
/
16
1
11
/
16
1
15
/
16
11
1
/
16
15
1
/
16