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MR Size 65 Technical Specifications

Ultra-high load and moment capacity

Rail Types MR S 65

MR S 65-N MR S 65-NU MR S 65-C
MR S 65-N MR S 65-NU MR S 65-C
Standard
Top mounting		 Bottom tapped holes
Bottom mounting		 Cover strip type
For cover strip

Rail Dimensional Drawing MR S 65

MR S 65 Rail Dimensional Drawing
MR S 65 Rail Dimensional Drawing

Rail Specifications MR S 65

Parameter MR S 65-N MR S 65-NU MR S 65-C
Rail Width B1 (mm) 63 63 63
Rail Height J1 (mm) 58 58 58
Max Single Length L3 (mm) 6000 6000 6000
Fixing Hole Pitch L4 (mm) 75 75 75
First/Last Hole Position L5/L10 (mm) 36 36 36
Unit Weight (kg/m) 22.8 24.5 22.5

Model Description

  • N = Standard (top mounting)
  • NU = Bottom tapped holes (bottom mounting)
  • C = Cover strip type

Carriage Types MR W 65

MR W 65-A MR W 65-B MR W 65-C MR W 65-D MR W 65-P
MR W 65-A MR W 65-B MR W 65-C MR W 65-D MR W 65-P
Standard
Standard		 Standard long
Standard long		 High/flat
High/flat		 High/flat long
High/flat long		 Standard extra long
Standard extra long

Size 65 Exclusive Type

Type P (Standard extra long) is a carriage type exclusive to Size 65, providing additional load capacity and stability.

Carriage Dimensional Drawing MR W 65

MR W 65 Carriage Dimensional Drawing
MR W 65 Carriage Dimensional Drawing

Carriage Specifications MR W 65

Parameter MR W 65-A MR W 65-B MR W 65-C MR W 65-D MR W 65-P
System Height A (mm) 90 90 90 90 90
Carriage Width B (mm) 170 170 126 126 170
Reference Surface Distance B2 (mm) 53.5 53.5 31.5 31.5 53.5
Carriage Height J (mm) 76.2 76.2 76.2 76.2 76.2
Carriage Length L (mm) 207 260 207 260 331
Outer Fixing Hole Pitch L1 (mm) 110 110 70 120 200
Inner Fixing Hole Pitch L2 (mm) 82 82 — — —
Steel Body Length L6 (mm) 148.5 201 148.5 201 272
Side Fixing Hole Pitch N (mm) 142 142 76 76 142
Reference Surface Height O (mm) 15 15 15 15 15
Carriage Weight (kg) 10.2 13.5 8.0 10.4 20.3

Rigidity Curves and Load Rating Diagrams

MR W 65 Rigidity Curves and Load Rating Diagrams
MR W 65 Rigidity Diagram and Load Rating

Load Ratings

Carriage Type C₀ Static Load (N) C₁₀₀ Dynamic Load (N) M₀Q Static Cross Moment (Nm) M₀L Static Long. Moment (Nm) MQ Dynamic Cross Moment (Nm) ML Dynamic Long. Moment (Nm)
A / C 419,000 232,000 16,446 10,754 9,154 5,954
B / D 530,000 295,000 20,912 17,930 11,640 9,980
P 748,200 366,000 29,479 32,300 14,429 15,800

Available Options

Accuracy Classes

Accuracy Class Carriage & Rail Tolerance A/B2 Matched Carriage Max Difference ΔA/ΔB2 Standard Carriage Max Difference
G0 Highly accurate ± 5 µm 3 µm 10 µm
G1 Very accurate ± 10 µm 5 µm 20 µm
G2 Accurate ± 20 µm 7 µm 40 µm
G3 Standard ± 30 µm 25 µm 60 µm

Preload Classes

Preload Class Preload Force (% of C₀) Application
V0 Very light preload 0-2% Very low friction, uniform load, minimum vibration
V1 Light preload 3% Low friction, uniform load, slight vibration
V2 Medium preload 8% High rigidity, moderate varying loads and vibration
V3 High preload 13% Maximum rigidity, impact loads, severe varying loads

Coating

Code Type Features
— Standard (no coating) Standard steel surface
CN Hard chromium Excellent corrosion resistance, high wear resistance, good emergency running properties

Reference Side

R1 - Reference at bottom R2 - Reference on top

Order Code Examples

Rail Order Code

MR S 65-N-G1-KC-R1-2000-36-36-CN

  • MR S 65 = MONORAIL Rail Size 65
  • N = Standard type
  • G1 = Very accurate
  • KC = Fixing holes with countersink
  • R1 = Reference at bottom
  • 2000 = Rail length 2000mm
  • 36-36 = First/last hole positions
  • CN = Hard chromium coating

Carriage Order Code

MR W 65-P-G1-V2-R1-CN-S11-LV

  • MR W 65 = MONORAIL Carriage Size 65
  • P = Extra long carriage type
  • G1 = Very accurate
  • V2 = Medium preload (8% C₀)
  • R1 = Reference at bottom
  • CN = Hard chromium coating
  • S11 = Lubrication hole position top center
  • LV = Full greasing as delivered
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