TIMKEN Mar-87 Tapered Roller Bearings
| Brand Name: | TIMKEN |
| Model Number: | Mar-87 |
| Port Type: | 45.0 LB |
| Major Diameter [Max: | Flange Mount |
| Port Orientation - Cover End: | Left Hand (CCW) |
| Displacement Cover End (cu in/revolution): | 2520VQ21A5-1CB20-LH |
| Shaft Length: | 2 1/2 |
| Displacement Shaft End (cu in/revolution): | Flange |
| Shaft Seal Type: | 3/16 in |
| Mounting Flange: | Standard Pilot |
Product Details
| Port Type | 45.0 LB |
| Major Diameter [Max | Flange Mount |
| Port Orientation - Cover End | Left Hand (CCW) |
| Displacement Cover End (cu in/revolution) | 2520VQ21A5-1CB20-LH |
| Shaft Length | 2 1/2 |
| Displacement Shaft End (cu in/revolution) | Flange |
| Shaft Seal Type | 3/16 in |
| Mounting Flange | Standard Pilot |
| Weight | 0.875 in |
| Minor Diameter [Min | Straight w/ Key |
| Minor Diameter [Max | 2520VQ |
| GPM @ 1,800 rpm, Cover End | 1 15/16 in |
| Shaft End RPM [Max | Buna-N |
| Shaft End Flow @ RPM | 2500 |
| Shaft Key | N/A |
| Pressure Port Size, Shaft End | SAE B, 2 Bolt |
| Cover End Flow @ RPM | Single Shaft Seal |
| Shaft Dia. | N/A |
| Major Diameter [Min | 2700 |
| Pump Series | 2500 |
| Minor Diameter | N/A |
| Shaft End Pressure [Max | 5 gal/min @ 1200 rpm, 7.5 gal/min @ 1800 rpm |
| Pilot Type | N/A |
| Cover End Pressure [Max | N/A |
| Integral Valve Configuration | N/A |
| Mounting | N/A |
| Manufacturer Part No. | N/A |
| Seal Material | 21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm |
| Port Size | 2520VQ21A5-1CB20-LH |
| GPM @ 1,800 rpm, Shaft End | 3000 |
| Controlled Flow Rate | 3000 |
| Max. RPM [Max | 7.5 |
| Pressure Port Size, Cover End | 31.5 |
| Shaft Type | w/o Integral Valves |
| Spline Description | Outlet 45° CCW from Inlet |
| Relief Valve Setting | Outlet Inline w/Inlet |
| Rotation | 3/4 in Flange |
| Cover End RPM [Max | 1 in Flange |
| Port Orientation - Shaft End | 1.1 |
| Model No. | 4.12 |
Company Profile
| Worktime |
9:00-18:00(BeiJing time) |
| Phone |
86-15759862231 |
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