NSK LS35JM Linear Guide
The NSK LS35JM is a heavy‑duty, flange‑type linear guide from the NSK LS series. Engineered for medium‑to‑heavy load applications, it features a 4‑row Gothic arch groove design with a 50° contact angle, delivering high rigidity, multi‑directional load capacity, and stable precision. The JM‑type flange slider has side‑mounted tapped holes for robust installation, making it ideal for machine tools, automation systems, and precision machinery requiring reliable linear motion performance.
Product Overview
The NSK LS35JM is a heavy‑duty, flange‑type linear guide from the NSK LS series. Engineered for medium‑to‑heavy load applications, it features a 4‑row Gothic arch groove design with a 50° contact angle, delivering high rigidity, multi‑directional load capacity, and stable precision. The JM‑type flange slider has side‑mounted tapped holes for robust installation, making it ideal for machine tools, automation systems, and precision machinery requiring reliable linear motion performance.
Core Official Features
- 4‑Row Gothic Arch Grooves: 4‑point contact structure provides equal load capacity in radial, reverse‑radial, and lateral directions, with excellent moment load resistance.
- 50° Optimized Contact Angle: Balances high rigidity and load capacity for heavy‑duty precision applications.
- Self‑Aligning Capability: Absorbs minor installation surface errors, ensuring consistent accuracy and smooth movement.
- Smooth & Quiet Operation: Precision ball circulation minimizes friction, vibration, and noise.
- K1™ Maintenance‑Free Lubrication: Compatible with NSK K1 lubrication units for long‑term, low‑maintenance operation.
- Interchangeable Dimensions: Conforms to global dimensional standards for easy replacement and cross‑system integration.
- Wide Option Range: Offered in multiple accuracy and preload grades to meet diverse requirements.
Official Dimensional Specifications (mm, NSK Official Data)
| Parameter | Value |
|---|---|
| Slider Height (H) | 42 |
| Slider Width (W) | 108 |
| Slider Length (L) | 121 |
| Rail Width (W1) | 34 |
| Rail Height (H1) | 26 |
| Slider Mounting Hole | M10 × 1.5 × 12 |
| Rail Mounting Hole Pitch | 80 |
| Rail Mounting Hole | φ9 × 12 |
| Grease Nipple | PT1/8 |
Official Performance Parameters (NSK Official Data)
| Parameter | Value |
|---|---|
| Basic Dynamic Load Rating (C) | 29.4 kN |
| Basic Static Load Rating (C0) | 44.2 kN |
| Static Permissible Moment (MR) | 1.56 kN·m |
| Static Permissible Moment (MP) | 1.56 kN·m |
| Static Permissible Moment (MY) | 2.76 kN·m |
| Mass of Slider | 1.20 kg |
| Mass of Rail | 1.85 kg/m |
| Standard Rail Length | Up to 4000 mm |
Standard Specifications
- Accuracy Grades: Normal (PN), High (PH), Precision (SP), Super Precision (UP)
- Preload Grades: Z0 (Clearance), Z1 (Light Preload), Z3 (Medium Preload)
- Material: High‑carbon chromium bearing steel (standard); stainless steel optional
- Seals: Standard double seals (UU); optional low‑dust seals (SS)
- Lubrication: Standard grease lubrication; K1™ maintenance‑free unit available
- Surface Treatment: Black oxide finish (standard); fluoride hard chrome plating optional
Typical Applications
- Machine tools & machining centers
- Heavy‑duty industrial automation
- Injection molding machines
- Packaging machinery
- Semiconductor manufacturing equipment
- Precision measuring instruments
- Automated assembly & handling systems
