Combustion Catalog | Fives North American

North American Direct Drive Blowers Motor Shaft Dimensions KWY = Keyway on all manufacturers’ motors with standard shafts. Keyway is not used except where marked f . RD = Round shaft on all special length motor shafts, (used for multistage blowers), except where flat is used. FLAT = No. 56 frame motor with special length shaft. Motor Speed is 3600 rpm, except blowers marked  require 1800 rpm motors with T-frame construction (not TS).

Sheet 2000-7

motor shaft specifications

diameter, in. a

length, in. b

motor frame no.

KWY,

Blower

drip- proof

RD, or

drip- proof 0.625 1.375 0.625 0.625 0.625 0.625 0.625 0.875 0.875 0.875 1.125 1.125 1.375 1.375 1.625 1.625 1.875 1.875 2.125 2.125 1.125 1.125 1.375 1.375 1.625 1.625 1.875 1.875 2.125 2.125 2.125 0.625 0.625 0.625 0.875

drip- proof

designation

TEFC

FLAT

TEFC

2304-11/1- _ .3D 2304-44/1- _ 10D f  2308-11/3- _ .3D 2308-14/1- _ .5D 2308-14/1- _ .75D 2308-14/1- _ 1D 2308-17/1- _ 1D 2308-17/1- _ 1.5D 2308-24/1- _ 2D 2308-24/1- _ 3D 2308-31/1- _ 5D 2308-31/1- _ 7.5D 2308-21/1- _ 10D 2308-44/1- _ 10D f  2308-44/1- _ 15D f  2308-44/1- _ 20D f  2308-44/1- _ 25D f  2308-44/1- _ 30D f  2308-47/1- _ 40D  2308-47/1- _ 50D 

KWY KWY

0.625 1.375

1.875 3.375

215T

4.000 c 1.875 1.875 1.875 1.875 2.250 2.250 2.250 2.750 3.375 3.375 3.375 4.000 4.000 4.625 4.625 5.250 5.250 2.750 2.750 3.375 3.375 4.000 4.000 4.625 4.625 5.250 5.250 5.250 5.250 c 1.875 1.875 2.250

4.000 c 1.875 1.875 1.875 1.875 2.250 2.250 2.750 2.750 3.375 3.375 3.375 4.000 4.000 4.625 4.625 5.250 5.250 2.750 3.375 3.375 4.000 4.000 4.000 4.625 4.625 5.250 5.250 5.250 5.250 c 1.875 1.875 2.250

56 56 56 56

FLAT KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY KWY FLAT KWY KWY KWY

0.625 0.625 0.625 0.625 0.625 0.875 0.875

143T 145T 145T 182T 184T 213T 215T 254T 256T 284T 286T 324T 326T 182T 184T 213T 215T 254T 256T 284T 286T 324T 326T 326T

143T 145T 182T 184T 213T 215T 215T 254T 256T 284T 286T 324T 326T 184T 213T 215T 254T 256T 256T 284T 286T 324T 326T 326T

1.125

1.125 1.375 1.375 1.375 1.625 1.625 1.875 1.875 2.125 2.125 1.125 1.375 1.375 1.625 1.625 1.625 1.875 1.875 2.125 2.125 2.125 0.625 0.625 0.625 0.875

2408-D- _ 5D 2408-D- _ 7.5D 2408-F- _ 10D 2408-F- _ 15D 2408-F- _ 20D 2408-G- _ 20D  2408-G- _ 25D  2408-G- _ 30D  2408-G- _ 40D  2408-G- _ 50D  2408-H- _ 50D  2310-11/4- _ .5D 2310-19/1- _ .75D 2310-19/1- _ 1D 2310-19/1- _ 1.5D

56 56 56

143T

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