Ball Roller Pressed Product, Spring Built-in Type, Flange-Mount Type

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Product Description
- Ball Rollers / Built-in Spring / Press Formed Flange Mounting by Misumi:
- The BCHW model is a Built-in spring type ball roller.
- BCHY model is a Flange mounting type ball roller.
- Recommended hole tolerance diameter for mounting the ball transfer is 20.5 mm - 20.6 mm for BCHW20 model and 26 mm – 26.1 mm for BCHW26 model.
- The mounting hole diameter for mounting the BCHY model is 5.5mm.
- The main ball is made of SUJ2 for the BCHW model and SWRM12 for the BCHY model.

| Type | Material | Surface Treatment | |||
| Main Ball | Bearing | Frame | Spring | Bearing | |
| BCHW | SUJ2 | SPCD | SPCE | SWP-A | Electrolytic Zinc Plating, Gloss Chromate Treatment (trivalent) |
| BCHY | SWRM12 | - | - | ||