Model No. BD131
8" Dia. Inlet / 7 1/8x5¾" Outlet
Tip Speed RPMx3.534
13½" Dia. Wheel
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PERFORMANCE DATA FOR BELT-DRIVEN INDUSTRIAL BLOWERS
CFM Outlet
Vel.
FPM		 3.0" SP 4.0" SP 5.0" SP 6.0" SP 7.0" SP 8.0" SP 9.0" SP 10.0" SP 11.0" SP 12.0" SP
RPM HP RPM HP RPM HP RPM HP RPM HP RPM HP RPM HP RPM HP RPM HP RPM HP
342
399
456
513
570		 1200
1400
1600
1800
2000		 1755
1784
1818
1855
1894		 .23
.26
.30
.34
.39		 ....
2028
2057
2091
2127		 ....
.35
.40
.45
.50		 ....
2246
2272
2302
2335		 ....
.45
.50
.56
.62		 ....
....
2469
2496
2526		 ....
....
.61
.67
.74		 ....
....
....
2676
2704		 ....
....
....
.79
.87		 ....
....
....
2845
2871		 ....
....
....
.92
1.00		 ....
....
....
....
3029		 ....
....
....
....
1.14		 ....
....
....
....
3179		 ....
....
....
....
1.28		 ....
....
....
....
....
 ....
....
....
....
....
 ....
....
....
....
....
 ....
....
....
....
....
627
684
741
798
855
912
969		 2200
2400
2600
2800
3000
3200
3400		 1936
1980
2025
2073
2122
2173
2226		 .44
.50
.56
.63
.70
.78
.87		 2156
2206
2248
2292
2338
2386
2434		 .56
.63
.70
.78
.86
.95
1.05		 2371
2409
2449
2490
2534
2579
2625		 .69
.77
.85
.93
1.02
1.12
1.23		 2560
2595
2633
2673
2714
2757
2801		 .82
.90
.99
1.09
1.19
1.30
1.41		 2735
2769
2805
2843
2882
2923
2965		 .96
1.05
1.14
1.25
1.36
1.47
1.60		 2900
2932
2966
3002
3040
3080
3120		 1.09
1.19
1.30
1.41
1.53
1.65
1.79		 3056
3086
3119
3153
3190
3228
3268		 1.24
1.34
1.45
1.57
1.70
1.83
1.98		 3205
3233
3264
3298
3333
3370
3408		 1.38
1.49
1.61
1.74
1.88
2.02
2.17		 3347
3374
3403
3435
3469
3505
3542		 1.53
1.65
1.78
1.91
2.05
2.21
2.36		 3484
3509
3537
3568
3601
3635
3672		 1.69
1.81
1.94
2.09
2.24
2.39
2.56
1026
1083
1140
1197
1254
1311
1368
1425		 3600
3800
4000
4200
4400
4600
4800
5000		 2280
2337
2394
2454
2515
2577
2642
2708		 .97
1.07
1.18
1.30
1.43
1.58
1.73
1.90		 2485
2537
2590
2645
2702
2759
2818
2879		 1.15
1.26
1.39
1.51
1.65
1.80
1.96
2.14		 2672
2722
2772
2824
2877
2931
2987
3043		 1.34
1.46
1.59
1.73
1.88
2.04
2.21
2.39		 2846
2893
2941
2991
3041
3093
3146
3200		 1.54
1.67
1.81
1.95
2.11
2.28
2.45
2.64		 3009
3054
3100
3148
3196
3246
3297
3349		 1.73
1.87
2.02
2.18
2.34
2.52
2.70
2.90		 3163
3206
3251
3297
3344
3392
3441
3491		 1.93
2.08
2.23
2.40
2.58
2.76
2.96
3.16		 3308
3351
3394
3438
3484
3531
3578
3627		 2.13
2.29
2.45
2.63
2.81
3.01
3.21
3.43		 3448
3489
3531
3574
3618
3664
3710
3758		 2.33
2.50
2.67
2.86
3.05
3.25
3.47
3.69		 3581
3621
3662
3704
3747
3792
3837
3883		 2.53
2.71
2.89
3.09
3.29
3.50
3.73
3.96		 3709
3748
3788
3829
3872
3915
3959
4004		 2.74
2.92
3.12
3.32
3.53
3.75
3.99
4.23

Model No. BD129
10 5/8" Dia. Wheel
6 Dia. Inlet / 4x3½ Outlet
Tip Speed RPMx2.781		 Model No. BD130
12 1/2" Dia. Wheel
7 Dia. Inlet / 5x4 Outlet
Tip Speed RPMx3.273		 Model No. BD131
13 1/2" Dia. Wheel
8 Dia. Inlet / 7 1/8x5¾ Outlet
Tip Speed RPMx3.534

Check Performance Data for Larger Belt-Driven Blowers