| Name | Agricultural machine parts ball bearings deep groove ball bearing 6412 ZZ for tractor | |
| Brand | CHIK OEM famous brands (NTN NSK NACHI URB ETC) | |
| Origin | China p.r.o.c. | |
| Size | 75*190*45mm | |
| Weight | 6.422kg | |
| Material | Chrome steel , carbon steel , stainless steel | |
| Precision | P0 P6 P5 / abec1 abec3 abec5 | |
| Net Weight : | Contact us, get more detailed - Net Weight parameters | |
| Material : | Bearing steel,chrome steel , steel less ,carbon steel | |
| Number of Rows : | According to specific product, we can custom-made for you | |
| Subject | Symbol | Description |
| Seal type | ZZ | Metal shields on both sides. |
| 2RS | Rubber seals on both sides. | |
| Z | Metal shield on one side. | |
| RS | Rubber seal on one side. | |
| Radial internal clearance | C2 | Less than normal. |
| CN | Normal clearance. Is not indicated as a standard. | |
| C3 | Greater clearance than normal. | |
| C4 | Greater than C3. | |
| C5 | Greater than C4. | |
| Other technical modifications | NR | Groove with inserted snap ring in outer ring. |
| N | Snap ring groove in the outer ring. | |
| SS | Stainless steel. | |
| Cage type | M | Brass cage ball guided. |
| MB | Brass cage, inner ring centered. | |
| MA | Brass cage, outer ring centered. | |
| Speed ratings | V | Normal vibration level. Is not indicated as a standard. |
| V2 | Lower vibration level than normal. | |
| V3 | Lower vibration level than V2. | |
| V4 | Lower vibration level than V3. | |
| Tolerances | P0 | Normal tolerance level. Is not indicated as a standard. |
| P6 | Greater tolerance level than P0. | |
| P5 | Greater tolerance level than P6. |
| ISO | GOST | Dimensions (mm) | Basic Load Rating (N) | Limitting speed ( r/min ) | Weight | ||||
| Lubrication | |||||||||
| d | D | B | Dyn. C | Stat. C0 | Grease | Oil | |||
| 6409 | 409 | 45 | 120 | 29 | 76100 | 45000 | 5300 | 6300 | 1.55 |
| 6409 ZZ | 80409 | 45 | 120 | 29 | 76100 | 45000 | 5300 | 6300 | 1.55 |
| 6409 2RS | 180409 | 45 | 120 | 29 | 76100 | 45000 | 3600 | - | 1.55 |
| 6410 | 410 | 50 | 130 | 31 | 87100 | 52000 | 5000 | 6000 | 1.9 |
| 6410 ZZ | 80410 | 50 | 130 | 31 | 87100 | 52000 | 5000 | 6000 | 1.9 |
| 6410 2RS | 180410 | 50 | 130 | 31 | 87100 | 52000 | 3400 | - | 1.9 |
| 6411 | 411 | 55 | 140 | 33 | 99500 | 62000 | 4500 | 5300 | 2.3 |
| 6411 ZZ | 80411 | 55 | 140 | 33 | 99500 | 62000 | 4500 | 5300 | 2.3 |
| 6411 2RS | 180411 | 55 | 140 | 33 | 99500 | 62000 | 3000 | - | 2.3 |
| 6412 | 412 | 60 | 150 | 35 | 108000 | 69500 | 4300 | 5000 | 2.75 |
| 6412 ZZ | 80412 | 60 | 150 | 35 | 108000 | 69500 | 4300 | 5000 | 2.75 |
| 6412 2RS | 180412 | 60 | 150 | 35 | 108000 | 69500 | 2800 | - | 2.75 |
| 6413 | 413 | 65 | 160 | 37 | 119000 | 78000 | 4000 | 4800 | 3.3 |
| 6413 ZZ | 80413 | 65 | 160 | 37 | 119000 | 78000 | 4000 | 4800 | 3.3 |
| 6413 2RS | 180413 | 65 | 160 | 37 | 119000 | 78000 | 2600 | - | 3.3 |
| 6414 | 414 | 70 | 180 | 42 | 143000 | 10400 | 3800 | 4500 | 4.85 |
| 6414 ZZ | 80414 | 70 | 180 | 42 | 143000 | 10400 | 3800 | 4500 | 4.85 |
| 6414 2RS | 180414 | 70 | 180 | 42 | 143000 | 10400 | 2500 | - | 4.85 |