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ETP ETP-MINI R-8 Mini R Size 8 17Nm 8mm Bore Coupling
HydraulicsPart number: ETP-MINI R-8
ETP-MINI R-8 is a stainless-steel mechanical hub-to-shaft connection for an 8 mm shaft and a 15 mm hub bore. It uses three M4 clamping screws and is rated for 17 Nm transmittable torque and 4.4 kN axial force. Verify dimensions, tolerances and loading for the intended assembly.
Looking for ETP ETP-MINI R-8? This catalogue reference is listed under Hydraulics. Send the part number and your equipment details so we can confirm the specification, availability and a quotation including shipping.
Availability on request
Technical specifications
| Manufacturer | ETP |
|---|---|
| Part number | ETP-MINI R-8 |
| Category | Hydraulics |
| Published designation | ETP ETP-MINI R-8 Mini R Size 8 17Nm 8mm Bore Coupling |
| Reference status | Published part reference; specification and fitment require confirmation |
| Availability | On request |
| Shaft diameter | 8 mm |
| Hub bore diameter | 15 mm |
| Flange outer diameter | 27 mm |
| Dimension D2 | 20 mm |
| Hub contact length | 12 mm |
| Shaft contact length | 21.5 mm |
| Dimension L2 | 25.5 mm |
| Transmittable torque | 17 Nm |
| Transmittable axial force | 4.4 kN |
| Material | Stainless steel |
| Clamping principle | Mechanical |
| Clamping screws | 3 × M4 |
| Recommended shaft tolerance | k6 to h10 |
| Recommended hub tolerance | H8 |
| Runout | ≤ 0.02 mm |
Catalogue information may contain errors or be out of date. Full specifications and verified details are available on request. Confirm the part number and equipment fitment with us before ordering.
Product questions
What shaft and hub dimensions does the ETP-MINI R-8 require?
The R-8 is sized for an 8 mm shaft and a 15 mm hub bore. Recommended shaft tolerance is k6 to h10 and hub tolerance is H8. Check the actual dimensions and tolerances before selection.
What loads can the ETP-MINI R-8 transmit?
The published transmittable torque is 17 Nm and the published axial force is 4.4 kN. Check the application loading and operating conditions before selecting the connection.
Is the ETP-MINI R-8 stainless steel and how does it work?
The R-8 is a stainless-steel mechanical hub-to-shaft connection. Its clamping screws press tapered sleeves against the shaft and hub to form a rigid joint.
Can the ETP-MINI R-8 be mounted more than once?
The published figure for the R version is up to 50 mountings. Actual reuse depends on the condition of the components and the application.
Researched on:
Research information may be outdated. Confirm fitment and specifications with our team before ordering.