Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Clutch release bearings | |
| Bore diameter | d | 28 mm |
| Outside diameter | D | 56.8 mm |
| Width | B | 27.5 mm |
| Mass | ≈m | 0.123 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 200-040-000 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Automotive bearings - Clutch release bearings | |
| Official Classification 1 | Automotive bearings / Clutch release bearings |
Technical Data8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Stockno. | 70001 | |
| d | 28 mm | |
| D | 56.8 mm | |
| C | 44 mm | |
| T | 27.5 mm | |
| T1 | 22.5 mm | |
| Mass (Reference) | 0.123 kg | |
| Reference Part Number | トヨタ (TOYOTA), ダイハツ (DAIHATSU) 31230-87507, 31230-87508, 31230-87608, 31230-87702, 31230-87703, 31230-87704, 31230-87705, 31230-97201 |
