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SKU: LM5NSDP
Membrane / Disc Packs
LM.5 Non Spark Disc Pack
£25.20
ex. VAT · £30.24 inc. VAT
JS9 Tight Fit Anti-Roll
H7 Precision Transition Fit
ISO 9001 Quality Assured
Technical Specifications
Rated Torque Nm
33
Maximum Speed RPM
7500
Outer Diameter D (mm)
55
Hub Diameter H (mm)
30
Min Bore (mm)
8
Max Bore Type 2 Adapter (mm)
22
Max Angular Misalignment
1 deg
Disc Pack Material
AISI 301 Stainless Steel
Weight (kg)
0.64
Torsional Stiffness (MNm/Radian)
0.0357
Weight
0.01kg
Standards & Fit
JS9
JS9 Keyway
Tight fit anti-roll standard
H7
Precision Transition Fit
Precision bore fit
ISO
ISO 9001:2015
Quality Assured
| Parameter | Value | Notes |
|---|---|---|
| SKU | LM5NSDP | Aroflex part number |
| Rated Torque Nm | 33 | |
| Maximum Speed RPM | 7500 | |
| Outer Diameter D (mm) | 55 | |
| Hub Diameter H (mm) | 30 | |
| Min Bore (mm) | 8 | |
| Max Bore Type 2 Adapter (mm) | 22 | |
| Max Angular Misalignment | 1 deg | |
| Disc Pack Material | AISI 301 Stainless Steel | |
| Weight (kg) | 0.64 | |
| Torsional Stiffness (MNm/Radian) | 0.0357 | |
| Weight | 0.01 kg | |
| Bore Tolerance | H7 | Precision transition fit |
| Material | Steel / Friction disc | Standard construction |
| Certification | ISO 9001:2015 | Quality assured |
LM.5 Non Spark Disc Pack
ATEX Certified Non-Sparking Disc Pack for Hazardous Environments
The LM.5 Non Spark Disc Pack is engineered for use in volatile or hazardous environments where spark-free operation is essential. The flexible discs are manufactured from a special non-sparking alloy, with bushes and sleeves in phosphor bronze and cap screws in High Tensile Grade 12.9 steel — a material combination specifically chosen to eliminate the risk of arcs, sparks or hot surfaces during operation.
Key Benefits & Features
- ATEX Certified: Fully certified to ATEX Directive 94/9/EC, Group 2 Category 2 equipment, for safe use in explosive atmospheres.
- Non-Sparking Construction: Special alloy discs and phosphor bronze components prevent ignition sources in hazardous areas.
- Wide Operating Range: Rated for ambient temperatures between -40°C and 100°C.
- High Speed Capability: Rated to 7,500 RPM maximum speed.
For custom bore and keyway machining, see our in-house engineering service.
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