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IKO IRT1720-1 Needle Roller Bearing Inner Ring 17x21x20.5mm
IKO IRT1720-1 inner ring for needle roller bearings. Bore 17mm, outer 21mm, width 20.5mm. Hardened raceway for shell-type needle bearings.
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- Bore 17mm, outer 21mm, width 20.5mm
- Fits TA 2120Z
- IKO (Nippon Thompson) precision manufacture to JIS standards
- Precision inner ring providing a hardened, ground raceway for shell-type needle roller bearings
- Use where the shaft cannot be hardened or ground
| Brand | IKO |
|---|---|
| Bearing Type | Needle Roller Inner Ring |
| Series | IRT |
| Measurement System | Metric |
| Inner Diameter (Bore) | 17 mm |
| Outer Diameter | 21 mm |
| Width | 20.5 mm |
| Material | Chrome Bearing Steel |
| Compatible Bearings | TA2120Z |
| Weight | 0.0188 kg |
| Features & Benefits | Bore 17mm, outer 21mm, width 20.5mm Fits TA 2120Z IKO (Nippon Thompson) precision manufacture to JIS standards Precision inner ring providing a hardened, ground raceway for shell-type needle roller bearings Use where the shaft cannot be hardened or ground |
The IKO IRT1720-1 is a precision inner ring for drawn cup (shell type) needle roller bearings, providing a hardened and ground inner raceway where the shaft cannot be hardened or ground directly. Dimensions: bore 17mm, outer diameter 21mm, width 20.5mm (metric series).
Fits the matching needle roller bearing (TA 2120Z). Manufactured by IKO (Nippon Thompson), Japan, to JIS precision standards.
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