Armstrong World Industries HWC PREMIER 183 - Manual (Page 105)

5-42
UNIT COMPONENTS Magic-Pak: HW/HWC
SRM-HW/HWC 2/99
Fan Blades (*268)
18.00 +/ .06 " – "
AIR FLOW
Rotation
Diameter Bore
.5002"
.5019"
3.79 +/ .09
" – "
Notes:
1. 26° Pitch, 5 Blades
2. Material: 24 Ga. Galvalume
3. Set Screw: (2) 5/16"-24 x 5/8" long square head, cup point
FIGURE 5-37 Fan Blades - HWC Models 122, 182 & 123, 183