Koyo/JTEKT NA22/6-2RS Roller Follower Crowned Yoke 6x19x12mm
Available
Koyo/JTEKT NA22/6-2RS. Crowned outer ring. Non-separable. Pre-greased, sealed for industrial duty. Roller Follower Crowned Yoke Roller Assembly (NA.2RS) is for cam mechanisms and track-roller positions in packaging machinery and motion-control systems.
Type: Roller follower bearing. Outer ring: Crowned. Construction: Non-separable.
Available Sizes
12 sizes available — select the exact size you need from the dropdown above. Key figures for each:
| Inside Diameter (mm) | Outside Diameter (mm) | Speed Rating Grease Min-1 |
|---|---|---|
| 6 | 19 | 13000 |
| 8 | 24 | 11000 |
| 10 | 30 | 9400 |
| 12 | 32 | 8100 |
| 15 | 35 | 6300 |
| 17 | 40 | 5900 |
| 20 | 47 | 5200 |
| 25 | 52 | 4300 |
| 30 | 62 | 3700 |
| 35 | 72 | 3000 |
| 40 | 80 | 2600 |
| 50 | 90 | 2100 |
Where This Is Used
- Roller Followers (NART series crowned and cylindrical outer ring, separable and non-separable with inner ring) carry heavy radial loads on cam surfaces and linear tracks for industrial machinery and automation.
- Industrial Automation Roller follower supply for industrial cam and track-guided automation.
- Production line cam mechanism and track follower bearing supply.
- Automated machinery roller follower bearing replacement.
- General Engineering Cam and track follower bearing supply for industrial machinery.
- Engineering plant roller follower maintenance and replacement.
- Industrial machinery cam mechanism bearing supply.
Features
- Features.
- Available in two basic designs: with an inner ring for straddle mounting in a yoke or with an integral stud for cantilever mounting.
- Benefits.
- High load-carrying capability with minimized distortion and bending stresses.
- Extended service life under conditions of infrequent re-lubrication.
Full engineering specifications (all 16 fields, 12 sizes)
| Inside Diameter (mm) | Fw (mm) | Speed Rating Grease Min-1 | Rs (mm) | Outside Diameter (mm) | As A Bearing Dynamic C (kn) | r1s min (mm) | As A Track Roller Dynamic Cw (kn) | As A Track Roller Dynamic Fr Perm (kn) | C (mm) | Static Co (kn) | Cylindrical Track Roller | Da (mm) | Crowned Track Roller | As A Track Roller Static For Perm (kn) | Width (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 10 | 13000 | 0.3 | 19 | 4.7 | 0.3 | 4.13 | 3.06 | 11.8 | 5.43 | NA22/6.2RS.DZ | 14 | NA22/6.2RS | 4.59 | 12 |
| 8 | 12 | 11000 | 0.3 | 24 | 6.7 | 0.3 | 5.31 | 3.37 | 11.8 | 6.08 | NA22/8.2RS.DZ | 18 | NA22/8.2RS | 5.22 | 12 |
| 10 | 14 | 9400 | 0.6 | 30 | 8.5 | 0.3 | 8.03 | 7.85 | 13.8 | 9.45 | NA2200.2RS.DZ | 20 | NA2200.2RS | 9.45 | 14 |
| 12 | 16 | 8100 | 0.6 | 32 | 9 | 0.3 | 8.2 | 7.78 | 13.8 | 10.5 | NA2201.2RS.DZ | 22 | NA2201.2RS | 10.1 | 14 |
| 15 | 20 | 6300 | 0.6 | 35 | 12.2 | 0.3 | 9.24 | 6 | 13.8 | 14.5 | NA2202.2RS.DZ | 27 | NA2202.2RS | 10.2 | 14 |
| 17 | 22 | 5900 | 1 | 40 | 16.3 | 0.3 | 11.9 | 8.5 | 15.8 | 17.8 | NA2203.2RS.DZ | 30 | NA2203.2RS | 13.7 | 16 |
| 20 | 25 | 5200 | 1 | 47 | 19.6 | 0.3 | 14.8 | 11 | 17.8 | 20.2 | NA2204.2RS.DZ | 35 | NA2204.2RS | 16.7 | 18 |
| 25 | 30 | 4300 | 1 | 52 | 21.6 | 0.3 | 15.5 | 11.3 | 17.8 | 24.3 | NA2205.2RS.DZ | 40 | NA2205.2RS | 17.7 | 18 |
| 30 | 35 | 3700 | 1 | 62 | 29 | 0.3 | 21.2 | 15.8 | 19.8 | 32.8 | NA2206.2RS.DZ | 47 | NA2206.2RS | 24.8 | 20 |
| 35 | 42 | 3000 | 1.1 | 72 | 40.5 | 0.6 | 28.6 | 24.2 | 22.8 | 52.5 | NA2207.2RS.DZ | 54 | NA2207.2RS | 37.9 | 23 |
| 40 | 48 | 2600 | 1.1 | 80 | 44 | 0.6 | 30.4 | 27.8 | 22.8 | 60 | NA2208.2RS.DZ | 60 | NA2208.2RS | 42 | 23 |
| 50 | 58 | 2100 | 1.1 | 90 | 48 | 0.6 | 31 | 29.4 | 22.8 | 71.3 | NA2210.2RS.DZ | 70 | NA2210.2RS | 43.4 | 23 |
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6
Model Number: NA22/6-2RS/KOYO
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8
Model Number: NA22/8-2RS/KOYO
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10
Model Number: NA2200-2RS/KOYO
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12
Model Number: NA2201-2RS/KOYO
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15
Model Number: NA2202-2RS/KOYO
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17
Model Number: NA2203-2RS/KOYO
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20
Model Number: NA2204-2RS/KOYO
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25
Model Number: NA2205-2RS/KOYO
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30
Model Number: NA2206-2RS/KOYO
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35
Model Number: NA2207-2RS/KOYO
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40
Model Number: NA2208-2RS/KOYO
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50
Model Number: NA2210-2RS/KOYO

