Fans are available in clockwise rotation (consult factory for counter clockwise).
All pitches between 10° and 40° are standard.
Special hubs, bores and keyways can be furnished at extra cost.
All fans are trued and balanced.
Consult our Engineering department for special applications.
Hub positioned either intake or discharge.
Fan diameters 12" through 30" are standard with 2 set screws, square head.
Dimensional Information
Catalog Number
Fan Dia.
Pitch
Dimensions
Max RPM
Standard Bores
Weight
No. Blades
A
G
W
S1203-10
12
10
0.812
0.282
0.97
1725
0.25; 0.31; 0.38; 0.50
0.72
3
S1203-20
12
20
0.812
0.282
1.88
1725
0.25; 0.31; 0.38; 0.50
0.72
3
S1203-30
12
30
0.812
0.282
2.73
1725
0.25; 0.31; 0.38; 0.50
0.72
3
S1203-40
12
40
0.812
0.282
3.5
1725
0.25; 0.31; 0.38; 0.50
0.72
3
S1204-10
12
10
0.812
0.282
0.97
1725
0.25; 0.31; 0.38; 0.50
0.89
4
S1204-20
12
20
0.812
0.282
1.88
1725
0.25; 0.31; 0.38; 0.50
0.89
4
S1204-30
12
30
0.812
0.282
2.73
1725
0.25; 0.31; 0.38; 0.50
0.89
4
S1204-40
12
40
0.812
0.282
3.5
1725
0.25; 0.31; 0.38; 0.50
0.89
4
S1403-10
14
10
0.812
0.282
1.61
1725
0.31, 0.38, 0.50
0.86
3
S1403-20
14
20
0.812
0.282
2.7
1725
0.31, 0.38, 0.50
0.86
3
S1403-30
14
30
0.812
0.282
3.8
1725
0.31, 0.38, 0.50
0.86
3
S1403-40
14
40
0.812
0.282
4.88
1725
0.31, 0.38, 0.50
0.86
3
S1404-10
14
10
0.812
0.282
1.61
1725
0.31, 0.38, 0.50
1.06
4
S1404-20
14
20
0.812
0.282
2.7
1725
0.31, 0.38, 0.50
1.06
4
S1404-30
14
30
0.812
0.282
3.8
1725
0.31, 0.38, 0.50
1.06
4
S1404-40
14
40
0.812
0.282
4.88
1725
0.31, 0.38, 0.50
1.06
4
S1603-10
16
10
0.812
0.282
1.16
1725
0.31, 0.38, 0.50
0.95
3
S1603-20
16
20
0.812
0.282
2.55
1725
0.31, 0.38, 0.50
0.95
3
S1603-30
16
30
0.812
0.282
3.7
1725
0.31, 0.38, 0.50
0.95
3
S1603-40
16
40
0.812
0.282
4.84
1725
0.31, 0.38, 0.50
0.95
3
S1604-10
16
10
0.812
0.282
1.16
1725
0.31, 0.38, 0.50
1.18
4
S1604-20
16
20
0.812
0.282
2.55
1725
0.31, 0.38, 0.50
1.18
4
S1604-30
16
30
0.812
0.282
3.7
1725
0.31, 0.38, 0.50
1.18
4
S1604-40
16
40
0.812
0.282
4.84
1725
0.31, 0.38, 0.50
1.18
4
S1803-10
18
10
0.812
0.282
1.98
1725
0.31, 0.38, 0.50
1.67
3
S1803-20
18
20
0.812
0.282
3.34
1725
0.31, 0.38, 0.50
1.67
3
S1803-30
18
30
0.812
0.282
4.48
1725
0.31, 0.38, 0.50
1.67
3
S1803-40
18
40
0.812
0.282
5.52
1725
0.31, 0.38, 0.50
1.67
3
S1804-10
18
10
2.03
0.282
1.98
1725
0.31, 0.38, 0.50
2.03
4
S1804-20
18
20
2.03
0.282
3.34
1725
0.31, 0.38, 0.50
2.03
4
S1804-30
18
30
2.03
0.282
4.48
1725
0.31, 0.38, 0.50
2.03
4
S1804-40
18
40
2.03
0.282
5.52
1725
0.31, 0.38, 0.50
2.03
4
S2003-10
20
10
0.812
0.282
2.17
1725
0.31, 0.38, 0.50
2.07
3
S2003-20
20
20
0.812
0.282
3.44
1725
0.31, 0.38, 0.50
2.07
3
S2003-30
20
30
0.812
0.282
4.95
1725
0.31, 0.38, 0.50
2.07
3
S2003-40
20
40
0.812
0.282
6.38
1725
0.31, 0.38, 0.50
2.07
3
S2004-10
20
10
0.812
0.282
2.17
1725
0.31, 0.38, 0.50
2.5
4
S2004-20
20
20
0.812
0.282
3.44
1725
0.31, 0.38, 0.50
2.5
4
S2004-30
20
30
0.812
0.282
4.95
1725
0.31, 0.38, 0.50
2.5
4
S2004-40
20
40
0.812
0.282
6.38
1725
0.31, 0.38, 0.50
2.5
4
S2403-10
24
10
1.06
0.466
2.88
1725
0.50; 0.63; 0.75
3.04
3
S2403-20
24
20
1.06
0.466
4.53
1140
0.50; 0.63; 0.75
3.04
3
S2403-30
24
30
1.06
0.466
6.41
1050
0.50; 0.63; 0.75
3.04
3
S2404-10
24
10
1.06
0.466
2.88
1725
0.50; 0.63; 0.75
3.65
4
S2404-20
24
20
1.06
0.466
4.53
1140
0.50; 0.63; 0.75
3.65
4
S2404-30
24
30
1.06
0.466
6.41
1050
0.50; 0.63; 0.75
3.65
4
S3003-10
30
10
1.06
0.466
2.44
1140
0.50; 0.63; 0.75
3.46
3
S3003-20
30
20
1.06
0.466
4.38
1140
0.50; 0.63; 0.75
3.46
3
S3003-30
30
30
1.06
0.466
5.97
850
0.50; 0.63; 0.75
3.46
3
S3004-10
30
10
1.06
0.466
2.44
1140
0.50; 0.63; 0.75
4.17
4
S3004-20
30
20
1.06
0.466
4.38
1140
0.50; 0.63; 0.75
4.17
4
S3004-30
30
30
1.06
0.466
5.97
850
0.50; 0.63; 0.75
4.17
4
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