KOYO 28R3620 needle roller bearings
| Brand Name: | KOYO |
| Model Number: | 28R3620 |
| www.bdiexpress.com: | Air Applied |
| www.jp.nsk.com: | 9.00 in; 228.6 mm |
| motioncontrolsystems.hiwin.com: | 2.50 in; 63.5 mm |
| www.baldor.com: | 34.75 in; 882.7 mm |
| Dimension F: | 4.63 in; 117.6 mm |
| Dimension G: | 1.38 in; 35.1 mm |
| Dimension H: | 9.44 in; 239.8 mm |
| Dimension J: | 0.25 in; 6.4 mm |
| PDF |
28R3620 |
Product Details
| www.bdiexpress.com | Air Applied |
| www.jp.nsk.com | 9.00 in; 228.6 mm |
| motioncontrolsystems.hiwin.com | 2.50 in; 63.5 mm |
| www.baldor.com | 34.75 in; 882.7 mm |
| Dimension F | 4.63 in; 117.6 mm |
| Dimension G | 1.38 in; 35.1 mm |
| Dimension H | 9.44 in; 239.8 mm |
| Dimension J | 0.25 in; 6.4 mm |
| Dimension M | 15.75 in; 400.1 mm |
| Dimension N | 14.25 in; 362 mm |
| Dimension Q | 2.00 in; 50.8 mm |
| Dimension T | 17.38 in; 441.5 mm |
| Manufacturer | Wichita Clutch |
| Water Volume | 190 in³; 3.1 dm³ |
| Assembly Number | 7-330-110-300-0 |
| Bolt Hole Size L | 25/32 in; 19.8 mm |
| Pilot Diameter A | 36.997/37.000 in; 939.72/939.80 mm |
| Pilot Diameter C | 30.378/30.375 in; 771.53/771.60 mm |
| Maximum Bore Size | 9.00 in; 229 mm |
| Maximum Lining Wear | 0.8 in; 2.0 cm; 240 in³; 3.9 dm³ |
| Disc & Gear (Weight) | 263 lb; 119 kg |
| Number of Bolt Holes | 16 |
| Total Brake (Weight) | 1134 lb; 514 kg |
| Disc & Gear (Inertia) | 139 lb·ft²; 5.86 kg·m² |
| Bolt Hole Circle Diameter B | 35.500 in; 901.7 mm |
| Number of Inlet Ports - Thread Size | 4- 1/2 NPT |
| Heat Capacity for Series Water Hosing | 230 hp; 172 kW |
| Dynamic Torque Rating (100 psi/7 bar)2 | 200000 lb.in; 22596 Nm |
| Dynamic Torque Rating (80 psi/5.5 bar)1 | 160000 lb.in; 17754 Nm |
| Heat Capacity for Parallel Water Hosing | 345 hp; 257 kW |
| Number of Coolant Inlets - Thread Size3 | 2 - 1 NPT |
| Parallel Water Flow 0 % Ethylene Glycol | 35 gpm; 132 lpm |
| Parallel Water Flow 30 % Ethylene Glycol | 45 gpm; 170 lpm |
| Parallel Water Flow 50 % Ethylene Glycol | 54 gpm; 204 lpm |
| Pressure Drop Series Flow with 0 % Ethylene Glycol | 9 psi; 0.62 bar |
| Pressure Drop Series Flow with 30 % Ethylene Glycol | 14 psi; 0.97 bar |
| Pressure Drop Series Flow with 50 % Ethylene Glycol | 21 psi; 1.45 bar |
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