M4-38P4 Angular Contact Ball Slewing Rings cross reference by manufacturer |
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| No. | Brand | k | D | d | F | B | C | s | Dw |
| NA4840 | NTN | 3.5 mm | 250 mm | 200 mm | 220 mm | 50 mm | 231 kN | 1,5 mm | 7.5 mm |
| NA4844 | ISO | - | 270 mm | 220 mm | - | 50 mm | 50 mm | - | - |
| NA4848 | ISO | - | 300 mm | 240 mm | - | 60 mm | 60 mm | - | - |
| NA484SW-2 | TIMKEN | - | 0 Inch | 0 Millimeter | 2.756 Inch | 70.002 Millimeter | - | 1.281 Inch | 32.537 Millimeter | - | - | - |
| NA484-2 | TIMKEN | - | 0 Inch | 0 Millimeter | 2.756 Inch | 70.002 Millimeter | - | 1.281 Inch | 32.537 Millimeter | - | - | - |
| NA484-3 | TIMKEN | - | 0 Inch | 0 Millimeter | 2.756 Inch | 70.002 Millimeter | - | 1.281 Inch | 32.537 Millimeter | - | - | - |
| NA484-90107 | TIMKEN | - | 4.724 Inch | 119.99 Millimeter | 2.756 Inch | 70.002 Millimeter | - | - | - | - | - |
| NA484-90121 | TIMKEN | - | 4.724 Inch | 119.99 Millimeter | 2.756 Inch | 70.002 Millimeter | - | - | - | - | - |
| NA484-99401 | TIMKEN | - | - | - | - | - | - | - | - |
| Case Cx130 Excavator Slewing Bearing | Limiting speed for oil lubrication:1575 mm/min; Attainable speed for preload class A:3150 r/min; Pitch diameter of attachement bolt holes J:146 mm; Width (mm):106; Preload class B:13600 N; Bore Diameter (mm):40; C:35 mm; Frictional moment, Preload class A:0.424 N·m; A3:24 mm; Attainable speed for pr |
| QY-12 Slewing Bearing | I:42 mm; F:145 mm; H:20 mm; P:116 mm; E:70,1 mm; K:91,2 mm; J:9 mm; N:13,5 mm; Bearing number:IJ123067; M:70,6 mm; G:120,7 mm; 1:Wheel Bearing; |
| QY-25A Slewing Bearing For Crane | Basic static load rating (C0):224 kN; Weight:1,13 Kg; Bearing number:39590/39520; Basic dynamic load rating (C):155 kN; D:112,712 mm; d:66,675 mm; (Grease) Lubrication Speed:3200 r/min; Size (mm):66.675x112.712x30.16; T:30,162 mm; Outer Diameter (mm):112,712; Width (mm):30,162; Bore Diameter (mm):66 |
| QY-25E Slewing Bearing For Crane | Size (mm):177.8x319.964x88.9; Bearing number:H239640/H239610; Basic dynamic load rating (C90):267; C:65,088 mm; Bore Diameter (mm):177,8; D:319,964 mm; Outer Diameter (mm):319,964; Factor (K):1,83; Db:293 mm; Calculation factor (e):0,32; R:3,6 mm; d:177,8 mm; Ab:2,8 mm; Weight:28,38 Kg; Da:300,5 mm; |
| QY-32C Slewing Bearing For Crane | Bore Diameter (mm):360,000; Width (mm):127,000; d:360,000 mm; Outer Diameter (mm):530,000; H:127,000 mm; D:530,000 mm; Size (mm):360x530x127; Bearing number:2P7205K; |
| Slewing Bearing RKS.161.16.1754 | B:74 mm; X:48 mm; Basic dynamic load rating (C):820 kN; Weight:10,7 Kg; Width (mm):74; Bearing number:RSL183036-A; r min.:2,1 mm; Ew:260,22 mm; d:180 mm; Ba:68,4 mm; Bore Diameter (mm):180; Size (mm):180x260.22x74; Outer Diameter (mm):260,22; d1:212,5 mm; |
| QY-20 Slewing Bearing For Crane | Width (mm):21,433; d:107,95 mm; D:146,05 mm; Bore Diameter (mm):107,95; Size (mm):107.95x146.05x21.433; Outer Diameter (mm):146,05; Bearing number:L521949/L521910; |
| QY-16 Slewing Bearing | C:31 mm; ra max.:2 mm; Y1:2.8; d:60 mm; Bearing number:1312S; Nlim (grease):4,500 rpm; B:31 mm; Precision class:P0; da min:71 mm; Outer Diameter (mm):130; r min.:2,1 mm; (Grease) Lubrication Speed:4 500 r/min; Calculation factor (Y0):2,9; Weight:2,03 Kg; Basic dynamic load rating (C):57,5 kN; (Oil) |