Airtac LRM Miniature Linear Guide LRM12L2X100S12.5BP
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 LRM12L2X100S12.5BP Miniature Linear Guide Specifications
- Full model code: LRM12L2X100S12.5BP
- Series: LRM (Low Profile Miniature Rail)
- Rail width: 12mm
- Block length: 50mm (L2 designation)
- Total rail length: 100mm ±0.2mm
- Ball circuit type: 4-row circular arc groove design
- Preload level: BP (Medium preload: 3-5% Ca)
- Ball diameter: 1.5875mm (1/16")
- Pitch: 12.5mm (S12.5 designation)
- Dynamic load rating (C): 1,250N
- Static load rating (C0): 2,400N
- Max allowable moment: Ma=8.5Nm, Mb=8.5Nm, Mc=10.5Nm
- Material: Carbon chromium bearing steel (SUJ2 equivalent)
- Surface hardness: 58-62 HRC
- Weight: 380g ±2% (rail + block assembly)
- Dimensions: 100mm(L) × 24mm(W) × 15.5mm(H)
- Mounting hole pattern: 3×M3 threaded holes @ 25mm spacing
- Running parallelism: ≤0.02mm/100mm
- Operating temperature: -20℃ to 80℃
Ultra-compact linear motion solution with optimized ball recirculation for smooth operation in constrained spaces. Features chrome-plated rails with anti-corrosion treatment and preloaded ball bearings for zero-backlash performance. Includes factory-applied lithium-based grease (relubrication interval: 500km travel).
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Installation guidelines:
Mount on machined reference surface with flatness ≤0.01mm.
Use torque-controlled tightening (M3 screws: 1.2-1.5Nm).
Avoid side hammering - align using mounting datum edges.
For vertical installations, install end seals upward.
| Property | Property Value |
|---|---|
| sku | LRM12L2X100S12.5BP |
| 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.