Airtac LRM Miniature Linear Guide LRM12L2X420S10BH
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 LRM12L2X420S10BH Micro Linear Guide Specifications
- Model: LRM12L2X420S10BH
- Series: LRM (Micro Linear Motion Guide)
- Rail width: 12mm
- Carriage type: Double flange (L2 designation)
- Effective stroke: 420mm (X420)
- Accuracy grade: C (High precision) / S10 (Superior smoothness)
- Ball circuit: 4-row circular arc groove design
- Dynamic load capacity: 1,200N
- Static load capacity: 2,400N
- Material: Carbon steel with black oxide coating (BH suffix)
- Sealing: Triple labyrinth seal + stainless steel scraper
- Mounting hole spacing: 30mm pitch (longitudinal)
- Operating temperature: -20℃ to 100℃
- Lubrication: Pre-lubricated with VG68 grease
- Weight: 2.8kg/m (rail) + 0.45kg (carriage)
- Dimensions: 420mm(L) × 24mm(W) × 15mm(H) (rail) / 50mm(L) × 34mm(W) × 24mm(H) (carriage)
Ultra-compact linear guide with optimized preload for precision positioning in confined spaces. Features corrosion-resistant treatment and integrated dust protection system (IP54 equivalent). The BH variant includes hardened steel balls (G10 grade) and special clearance adjustment for vibration-sensitive applications.
- High-speed PCB drilling machines
- Medical syringe pump mechanisms
- Semiconductor wafer handling robots
- Precision optical alignment stages
- Desktop CNC milling machines
- Laboratory automation equipment
Installation note:
Requires surface flatness ≤0.01mm/m and parallelism ≤0.02mm. Use torque-controlled mounting (1.2-1.5Nm for M4 screws).
Avoid lateral impact during assembly - use alignment jigs for multi-rail systems.
| Property | Property Value |
|---|---|
| sku | LRM12L2X420S10BH |
| 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.