| Static axial stiffness, preload class C | 73 N/µm |
| ra max. | 0.6 mm |
| Attainable speed for grease lubrication | 29000 r/min |
| Da - max. | 64.8 mm |
| da - min. | 48.2 mm |
| Preload class C | 73 N/micron |
| Db max. | 66 mm |
| Contact Angle | 15 Degree |
| Static axial stiffness, preload class A | 34 N/µm |
| Ball diameter Dw | 6.35 mm |
| Number of Bearings | 1 (Single) |
| Ball - z | 21 |
| Cage Material | Phenolic |
| Preload class A - GA | 55 N |
| Limiting speed for oil lubrication | 44000 mm/min |
| Calculation factor f2A | 1 |
| Limiting speed for grease lubrication | 29000 r/min |
| Bore | 1.772 Inch | 45 Mill |
| Width | 0.472 Inch | 12 Mill |
| Ball - Dw | 6.35 mm |
interchange NNU4972 KOYO Double-row cylindrical roller bearings guide | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| No. | Brand | D | B | C | d | C0 | Size | Peso | Width |
| NNU4972 | Loyal | 480 mm | 118 mm | 1290 kN | 360 mm | 3250 kN | 360x480x118 | - | 118 |
| NNU4972C4 IR | AMERICAN ROLLER BRG | - | - | - | - | - | - | - | - |
| NNU4972-S-M | FAG BEARING | - | - | - | - | - | - | - | - |
| NNU4972-S-K-M-SP | FAG BEARING | - | - | - | - | - | - | - | - |
| NNU4972MAW33 | TIMKEN | - | - | - | - | - | - | - | - |
| NNU4972K | ISO | 480 mm | 118 mm | 118 mm | 360 mm | - | - | - | - |
| NNU4972K V | Loyal | 480 mm | 118 mm | 118 mm | 360 mm | - | - | 55,22 Kg | - |
| NNU4972KC1NAP4 | NTN | 480 mm | 118 mm | 118 mm | 360 mm | - | - | - | - |
| NNU4972 V | Loyal | 480 mm | 118 mm | 118 mm | 360 mm | - | - | 57,86 Kg | - |
| NNU4972C1NAP4 | NTN | 480 mm | 118 mm | 118 mm | 360 mm | - | - | - | - |
| 4CR6 KOYO Four-row cylindrical roller bearings | Threads No. per Inch:6; A:0.3540 in; Piston Length of Travel:0.433 in; C:13.976 in; Major Diameter B:10.192 in; Assembly Weight:41.8 lb; E1:10.315 in; Piston Area:29.1 in²; D:1.8500 in; E:12.559 in; |
| 120FC8764 KOYO Four-row cylindrical roller bearings | Designation FAG:713630420; Designation SX:CX607; Bearing number:5540; Designation SKF:VKBA 3439; |
| 4CR600A KOYO Four-row cylindrical roller bearings | Size (mm):15x32x9; D:32 mm; Outer Diameter (mm):32; d:15 mm; Width (mm):9; Bore Diameter (mm):15; B:9 mm; Bearing number:6002; C:9 mm; |
| 126FC8036 KOYO Four-row cylindrical roller bearings | Size (mm):110x200x69.800; H:69,800 mm; Bearing number:23222EMW33; Width (mm):69,800; Outer Diameter (mm):200,000; Bore Diameter (mm):110,000; D:200,000 mm; d:110,000 mm; |
| 122FC8557 KOYO Four-row cylindrical roller bearings | Ew:66 mm; Width (mm):40; Basic dynamic load rating (C):58 kN; Size (mm):60x66x40; Weight:0,116 Kg; Bearing number:KK60x66x40; Outer Diameter (mm):66; (Grease) Lubrication Speed:8000 r/min; Basic static load rating (C0):151 kN; Bore Diameter (mm):60; Fw:60 mm; B:40 mm; |
| 4CR600B KOYO Four-row cylindrical roller bearings | Bore Diameter (mm):280; Bearing number:GE 280 HS-2RS; R:375 mm; Angle:15 °; C:120 mm; Size (mm):280x430x210; d:280 mm; Basic dynamic load rating (C):3800 kN; B:210 mm; D:430 mm; Weight:96,5 Kg; Outer Diameter (mm):430; Width (mm):210; |
| 122FC8766 KOYO Four-row cylindrical roller bearings | Basic static load rating (C0):3,7 kN; Basic dynamic load rating (C):7,65 kN; Outer Diameter (mm):40; r:0.6 mm; Bearing number:6202ZZF2; C:11 mm; D:40 mm; Bore Diameter (mm):15; d:15 mm; Width (mm):11; B:11 mm; Weight:0.048 Kg; Size (mm):15x40x11; |
| 120FC87540A KOYO Four-row cylindrical roller bearings | Size (mm):105x170x92; R:2,5 mm; da:125 mm; L:10 mm; M:142 mm; C:84 mm; d:105 mm; F:8 mm; Bore Diameter (mm):105; Bearing number:180105/180170P; B:46 mm; Outer Diameter (mm):170; S:46 mm; D:170 mm; Weight:7,67 Kg; r:1 mm; T:92 mm; Width (mm):92; |
NNU4972 KOYO Double-row cylindrical roller bearings Video
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