Koyo/JTEKT FCB-8 Drawn Cup Needle Roller Bearing Roller Clutch 8x14x20mm
Available
Koyo/JTEKT FCB-8. One-way clutch: free in one direction, locked in the other. Drawn-cup: press-fit in soft housing. Overrunning, indexing, backstop applications. Drawn Cup Needle Roller Bearing - Roller Clutch (FCB) provides one-way rotation control in a compact needle-bearing package.
Type: Drawn-cup needle roller clutch. Configuration: One-way (RCB). Outer: Drawn pressed steel.
Available Sizes
7 sizes available — select the exact size you need from the dropdown above. Key figures for each:
| Inside Diameter (mm) | Outside Diameter (mm) | Load Rating C Dynamic | Load Rating C0 Static | Overrun Limiting Speed Rating Rotating Shaft |
|---|---|---|---|---|
| 8 | 14 | 4.22 | 3.04 | 21000 |
| 10 | 16 | 4.84 | 3.8 | 19000 |
| 12 | 18 | 6.3 | 5.84 | 19000 |
| 16 | 22 | 6.64 | 7.12 | 14000 |
| 20 | 26 | 8.16 | 9.46 | 11000 |
| 25 | 32 | 11.3 | 13.1 | 8700 |
| 30 | 37 | 11.5 | 14.9 | 7300 |
Where This Is Used
- Drawn Cup Needle Roller Clutch Bearings (RCB series) are one-way clutch bearings pressed into housings for indexing, backstop, and overrunning clutch applications in machinery and automation.
- Industrial Automation Indexing and step-feed machine one-way clutch bearing supply.
- Backstop and overrunning clutch bearing in automation and conveyors.
- Production line indexing drive clutch bearing supply.
- General Engineering Machinery one-way clutch and backstop bearing replacement.
- Drive and mechanism overrunning clutch bearing supply.
- Engineering plant and workshop clutch bearing maintenance.
Features
- Features.
- Compact, lightweight and operate directly on a hardened shaft.
Full engineering specifications (all 17 fields, 7 sizes)
| Mounting H Max. | Gaging Bearing No Go Plug | Inside Diameter (mm) | Gaging Ring Gage | Outside Diameter (mm) | Overrun Limiting Speed Rating Rotating Shaft | Mounting H Min. | Mounting S Min. | Load Rating C Dynamic | Gaging Clutch Overrun & Bearing Go Plug | Z Min. O.d Steel Housing (rated Torque) | Gaging Clutch Locking Plug | Mounting S Max. | Load Rating C0 Static | Width (mm) | Torque Rating | Shaft Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 13.991 | 8.033 | 8 | 13.98 | 14 | 21000 | 13.98 | 7.994 | 4.22 | 8.005 | 20 | 7.976 | 8 | 3.04 | 20 | 4.42 | |
| 15.991 | 10.033 | 10 | 15.98 | 16 | 19000 | 15.98 | 9.994 | 4.84 | 10.005 | 25 | 9.976 | 10 | 3.8 | 20 | 5.82 | 10 |
| 17.991 | 12.036 | 12 | 17.98 | 18 | 19000 | 17.98 | 11.992 | 6.3 | 12.006 | 27 | 11.974 | 12 | 5.84 | 26 | 14 | 12 |
| 21.989 | 16.036 | 16 | 21.976 | 22 | 14000 | 21.976 | 15.992 | 6.64 | 16.006 | 31 | 15.972 | 16 | 7.12 | 26 | 21.7 | 16 |
| 25.989 | 20.043 | 20 | 25.976 | 26 | 11000 | 25.976 | 19.991 | 8.16 | 20.007 | 38 | 19.97 | 20 | 9.46 | 26 | 32.6 | 20 |
| 31.988 | 25.043 | 25 | 31.972 | 32 | 8700 | 31.972 | 24.991 | 11.3 | 25.007 | 46 | 24.967 | 25 | 13.1 | 30 | 71 | 25 |
| 36.988 | 30.043 | 30 | 36.972 | 37 | 7300 | 36.972 | 29.991 | 11.5 | 30.007 | 51 | 29.967 | 30 | 14.9 | 30 | 99.1 | 30 |
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8mm bearing
Model Number: FCB-8/KOYO
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10mm bearing
Model Number: FCB-10/KOYO
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12mm bearing
Model Number: FCB-12/KOYO
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16mm bearing
Model Number: FCB-16/KOYO
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20mm bearing
Model Number: FCB-20/KOYO
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25mm bearing
Model Number: FCB-25/KOYO
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30mm bearing
Model Number: FCB-30/KOYO


