B: blade guard conversion chart, Caution – Norton Abrasives C6136 User Manual
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B: Blade Guard Conversion Chart
Straight Drive (Non-Jackshaft Models Only)
Blade
Size
14" 20" 26" 30"
36"
Engine Pulley P/N
237219 237219 237219 237219
237219
Engine Pulley OD
4" x 2" 11G 3VX
4" x 2" 11G 3VX
4" x 2" 11G 3VX
4" x 2" 11G 3VX
4" x 2" 11G 3VX
Engine Speed (RPM)
2,800 RPM
2,700 RPM
2,600 RPM
2,600 RPM
2,500 RPM
Blade Drive Belt P/N
237287 237287 237287 236021
236021
Blade Drive Belt Size
5/3VX560 5/3VX560 5/3VX560 5/3VX600
5/3VX600
Blade Shaft Pulley P/N
237221 237221 237221 237222
237222
Blade Shaft Pulley Size
4-3/8"D X 2"B 10G
4-3/8"D X 2"B 10G
4-3/8"D X 2"B 10G
7.0OD X 2"B 10G
7.0OD X 2"B 10G
Blade Shaft Speed (RPM)
2,560 RPM
2,469 RPM
2,194 RPM
1,340 RPM
1,290 RPM
Blade SFM
9,383 SFM
12,925 SFM
14,936 SFM
11,669 SFM
13,464 SFM
Inner Collar P/N
N1E0017 N1E0017 N1E0017 N1E0023
N1E0023
Inner Collar OD
4-1/2" 4-1/2" 4-1/2" 6"
6"
Outer Collar P/N
N1E0019 N1E0019 N1E0019 N1E0025
N1E0025
Outer Collar Size
4-1/2" 4-1/2" 4-1/2" 6"
6"
Transmission Belt P/N
237246 237246 237246 237246
237246
Transmission Belt Size
3VX670 3VX670 3VX670 3VX670
3VX670
Blade Guard P/N
N1B0078 N1B0079 N1B0080 N1B0081
N1B0128
Maximum Depth of Cut
4-5/8" (124 mm)
8-5/8" (219 mm)
10-5/8" (270 mm)
12-5/8" (321 mm)
14-5/8" (371 mm)
CAUTION!
When changing blade diameters blade shaft RPM must be changed. In some cases it may be
necessary to change both the pulleys and engine RPM to achieve the correct blade shaft operating
rpm.