Idlers for Flat Belts / Straight / Width: 100~300
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ROFAWB (Aluminum Alloy + Clear Anodize)
* Bearing Accuracy: JIS B1514 Class 0
[ ! ] The bearings are filled with grease.
[ ! ] Bearings are press-fitted. Use a puller to remove them.
[ ! ] Unless otherwise specified, the dimension tolerance conforms to JIS B 0405 Class m (Medium Class).
Specification Table
| Part Number | — | L |
| ROFWB40 | — | 150 |
| Part Number | L 10 mm Increments | d | D1 | Bearing Dimension | |||||
| Type | D | No. | D2 | B | C | h | |||
| ROFWB ROFAWB | 30 | 100 to 300 | 8 | 10 | FL678ZZ | 12 | 3.5 | 0.8 | 13.6 |
| 40 | 12 | 18 | B6801ZZ | 21 | 5 | — | — | ||
| Dimension Range | Tolerance (mm) | |
| Over | Or Less | |
| 0.5 | 3 | ±0.1 |
| 3 | 6 | ±0.1 |
| 6 | 30 | ±0.2 |
| 30 | 120 | ±0.3 |
| d (mm) | I.D. Tolerance (mm) | |
| Over | Or Less | |
| 0.6 | 2.5 | 0 －0.008 |
| 2.5 | 10 | 0 －0.008 |
| 10 | 18 | 0 －0.008 |
| 18 | 30 | 0 －0.010 |
| Radial Bearing (Class 0, 6X, 6) | ||||
| Condition | Ball Bearing | Shaft Tolerances | ||
| Shaft Dia. (mm) | ||||
| Load Characteristics | Load Size, etc. | Over | Or Less | |
| Inner Ring Rotary Load Non-directional Load Non-directional Load | Light Load Fluctuating Load | — | 18 | h5 |
| 18 | 100 | js6 | ||
| 100 | 200 | k6 | ||
| Normal Load | - | 18 | js5 | |
| 18 | 100 | k5 | ||
| 100 | 140 | m5 | ||
| Inner Ring Static Load | Inner ring needs to move easily on shaft | Total Shaft Diameter | g6 | |
| Inner ring does not need to move easily on shaft | Total Shaft Diameter | h6 | ||
[!] Load Characteristics
·Inner Ring Rotary Load: The load position on the inner ring changes.
·Inner Ring Static Load: The load position on the inner ring does not change.
·Non-directional Load: Load position is uncertain.
Part Number:
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Part Number
|
|---|
| ROFAWB30-[100-300/10] |
| ROFAWB40-[100-300/10] |
| ROFWB30-[100-300/10] |
| ROFWB40-[100-300/10] |
| Part Number | Minimum order quantity | Volume Discount | RoHS | Material | O.D. D (Ø) | Surface Treatment | Shaft (Bore) Dia. d (mm) | L (mm) | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 11 Days | 10 | [Aluminum] Aluminum Alloy 5000 series | 30 | Clear Anodized Aluminum | 8 | 100 ～ 300 | ||
| 1 | 11 Days | 10 | [Aluminum] Aluminum Alloy 5000 series | 40 | Clear Anodized Aluminum | 12 | 100 ～ 300 | ||
| 1 | 9 Days | 10 | [Steel] EN 1.1191 Equiv. | 30 | Black Oxide | 8 | 100 ～ 300 | ||
| 1 | 9 Days | 10 | [Steel] EN 1.1191 Equiv. | 40 | Black Oxide | 12 | 100 ～ 300 |
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Basic information
| Type | Idler (Bearing Built-In) | With or w/o Flange | No Flange | Shape | Straight |
|---|---|---|---|---|---|
| Surface Urethane | Urethane Not Provided | Length L(mm) | ≤100 / ≤300 | Shaft Type | 1-Bearing on Each End Type (2-Bearing in total) |
Configure
Basic Attributes
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Material
- Steel
- Aluminum
- Steel
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O.D. D(Ø)
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Surface Treatment
- Black Oxide
- Clear Anodized Aluminum
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Shaft (Bore) Dia. d(mm)
-
L(mm)
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Type
- ROFAWB
- ROFWB
-
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Optional Attributes
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Complementary Products
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Cantilever Shafts / shouldered / external thread, ring groove / spanner flat
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