Pulley / With Urethane / Centering Groove / Crowned / Width: 110~500 (RWBMG78-N30-[110-500/10]-X[7-15/1]-Y[7-12/1]-Z[4-7/1])
Product Details:
Manufacturer part number: RWBMG78-N30-[110-500/10]-X[7-15/1]-Y[7-12/1]-Z[4-7/1]
Brand: MISUMI
Price: Please contact the support for quotation
Delivery time: 12 Days
Technical Data:
Shape: Crosspiece Groove
O.D. D: 78 Ø
Shaft (Bore) Dia. d: 30 mm
Shaft Hole Specifications: New JIS Keyway + Tap
Keyway Width b: - mm
Part Number
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RWBMG78-N30-[110-500/10]-X[7-15/1]-Y[7-12/1]-Z[4-7/1]
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[ ! ] For Crosspiece Groove Part Dimensions, see "Pulley, Idler Relief Dimensions."
■New JIS (B1301) Keyway Dimensions
| Nominal | dH9 | bJS9 | t Tolerance | |||
| N10 | 10 | +0.036 0 | 3 | ±0.0125 | 1.4 | +0.1 0 |
| NK10 | 10 | 4 | ±0.0150 | 1.8 | ||
| N12 | 12 | +0.043 0 | ||||
| N20 | 20 | +0.052 0 | 6 | 2.8 | ||
| N25 | 25 | 8 | ±0.0180 | 3.3 | +0.2 0 | |
| N30 | 30 | |||||
| N35 | 35 | +0.062 0 | 10 | |||
| Type | [M] Material | [H] Hardness | ||
| Crowned | Crosspiece Groove Straight | Core | Lining | |
| RWBCU | RWBMU | Aluminum Alloy | Urethane (Natural Color) | Shore A90 |
| RWBCG | RWBMG | Shore A70 | ||
[!] Urethane is baked on the outer circumference of the core material.
Specification Table
| Part Number | — | d | — | L |
| RWBCU58 | — | N20 | — | 320 |
Straight
| Part Number | — | d | — | L | — | X | — | Y | — | Z |
| RWBMG48 | — | 15 | — | 120 | — | X8 | — | Y7 | — | Z5 |
| Part Number | dH9 | 10 mm Increments | 1 mm Increments | Urethane Thickness | Keyway Length | d1 | D1 | M | ||||
| Type | D | Straight Bore + Tap | Keyway + Tap | L | X | Y | Z | T | K | |||
| Crowned RWBCU RWBCG Crosspiece Groove Straight RWBMU RWBMG [!] Crosspiece Groove Straight is applicable to * marked d dimension only. | 28 | 8 | — | 110 to 500 | — | — | — | 5 | — | 10 | 12 | M3 |
| 38 | 12 | N12 | 5 | 25 | 20 | 22 | ||||||
| 15 | — | — | ||||||||||
| 48 | * 10 | * N10 * NK10 | 7 to 15 | 7 to 12 | 4 to 7 | 10 | 25 | 20 | 22 | |||
| * 15 | — | — | ||||||||||
| 20 | N20 | — | — | — | 5 | 30 | 30 | 32 | M5 | |||
| 25 | — | — | ||||||||||
| 58 | * 20 | * N20 | 7 to 15 | 7 to 12 | 4 to 7 | 10 | 30 | 30 | 32 | |||
| * 25 | — | — | ||||||||||
| 78 | * 25 | * N25 | 10 | 30 | 50 | 52 | M6 | |||||
| * 30 | * N30 | |||||||||||
| * 35 | * N35 | |||||||||||
[!] Specify NK10 when Keyway + Tap with shaft bore dia. 10 and keyway width 4.0 mm (height 1.8 mm) is desired.
(d1, Excluding Urethane Part)
| Dimension Range | Tolerance (mm) | |
| Over | Or Less | |
| 0.5 | 3 | ±0.1 |
| 3 | 6 | ±0.1 |
| 6 | 30 | ±0.2 |
| 30 | 120 | ±0.3 |
Part Number:
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Part Number
|
|---|
| RWBMG78-N30-[110-500/10]-X[7-15/1]-Y[7-12/1]-Z[4-7/1] |
| Part Number | Minimum order quantity | Volume Discount | RoHS | Shape | O.D. D (Ø) | Shaft (Bore) Dia. d (mm) | Shaft Hole Specifications | Keyway Width b (mm) | Urethane Hardness (mm) | L (mm) | X (mm) | Y (mm) | Z (mm) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 12 Days | 10 | Crosspiece Groove | 78 | 30 | New JIS Keyway + Tap | - | Shore A70 | 110 ～ 500 | 7 ～ 15 | 7 ～ 12 | 4 ～ 7 |
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Basic information
| Type | Pulleys | With or w/o Flange | No Flange | Surface Urethane | Urethane Provided |
|---|---|---|---|---|---|
| Material | EN AW-6063 Equiv. | Length L(mm) | ≤300 / ≤500 | Shaft Type | Round Hole |
| Surface Treatment | Not Provided |
Configure
Basic Attributes
-
Shape
-
Crowned -
Crosspiece Groove
-
-
O.D. D(Ø)
-
Shaft (Bore) Dia. d(mm)
-
Shaft Hole Specifications
- Round Hole + Tap
- New JIS Keyway + Tap
-
Keyway Width b(mm)
- 3
- 4
-
Urethane Hardness(mm)
- Shore A70
- Shore A90
-
L(mm)
-
X(mm)
-
Y(mm)
-
Z(mm)
-
Type
- RWBCG
- RWBCU
- RWBMG
- RWBMU
-
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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 .
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-
Idlers for Flat Belts / Straight / Crowned / Centering Groove / Width: 110~500
MISUMI Shipping Days: 11 Days
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- Tel：+49 69 668173-0 / FAX：+49 69 668173-360
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