Airtac LRM Miniature Linear Guide LRM12L1X140S7.5BH
2. Anti-drop ball bearing retention mechanism for simplified installation and replacement
3. Japanese-manufactured steel balls ensuring superior sphericity and wear resistance (ISO3290 G10 compliant)
4. Enhanced oil-scraping wipers and upgraded dust-proof sealing system
5. Streamlined profile with concealed fasteners protecting sealing strips and eliminating large particulate contamination
Category: Linear Guides | Brand: AirTAC | Series: LRM
AirTAC LRM Micro Linear Guide LRM12L1X140S7.5BH Specifications
- Model: LRM12L1X140S7.5BH
- Type: Miniature linear motion guide with ball recirculation
- Rail width: 12mm
- Carriage type: Single flange (BH suffix)
- Effective stroke: 140mm
- Precision grade: Normal grade (7.5μm accuracy)
- Dynamic load rating (C): 1,450N
- Static load rating (C0): 2,150N
- Max speed: 5m/s
- Operating temperature: -20℃ to 80℃
- Rail material: Carbon steel with black oxide coating
- Carriage material: Aluminum alloy
- Seal type: Triple labyrinth seal with grease retention
- Mounting hole spacing: 30mm (longitudinal) × 23mm (transverse)
- Weight: 0.68kg (complete unit)
- Dimensions:
- Rail length: 140mm
- Carriage size: 52mm(L) × 24mm(W) × 19.5mm(H)
- Overall height (mounted): 19.5mm
- Repeat positioning accuracy: ±0.005mm
- Protection rating: IP54 (standard seals)
Ultra-compact linear guide system optimized for space-constrained precision applications. Features staggered ball groove design for smooth motion and reduced vibration. Preloaded ball bearings ensure minimal deflection under lateral loads. Compatible with automatic lubrication systems through integrated grease nipples.
- Desktop CNC machine tool slides
- 3D printer X/Y-axis positioning
- Medical analyzer probe movement systems
- Semiconductor wafer inspection equipment
- Robotic joint articulation in collaborative robots
Installation note:
Ensure mounting surface flatness ≤0.02mm/m. Use torque-controlled wrench (1.2-1.5N·m for M4 screws)
to prevent rail deformation. Apply lithium soap-based grease every 100km of travel.
| Property | Property Value |
|---|---|
| sku | LRM12L1X140S7.5BH |
| Slide Rail Width | 12mm |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.