Pound-Force Foot to Newton Meter Converter 2025 - lbf·ft to N·m Calculator | Thiyagi

Pound-Force Foot to Newton Meter Converter

Convert between pound-force feet (lbf·ft) and newton meters (N·m) for torque measurements, engineering calculations, and mechanical applications

1 lbf·ft = 1.3558 N·m
1 N·m = 0.7376 lbf·ft
Enter a value to see the conversion result

Torque Reference

lbf·ft ⇔ N·m
1 lbf·ft ⇔ 1.36 N·m
5 lbf·ft ⇔ 6.78 N·m
10 lbf·ft ⇔ 13.56 N·m
50 lbf·ft ⇔ 67.79 N·m
100 lbf·ft ⇔ 135.58 N·m
500 lbf·ft ⇔ 677.9 N·m

Mechanical Applications

Automotive Torque:
• Lug nuts: 80-120 lbf·ft (108-163 N·m)
• Cylinder head: 60-90 lbf·ft (81-122 N·m)
• Oil drain plug: 25-35 lbf·ft (34-47 N·m)
• Spark plugs: 15-25 lbf·ft (20-34 N·m)
Engine Performance:
• Small car: 150-250 lbf·ft (203-339 N·m)
• Sports car: 300-500 lbf·ft (407-678 N·m)
• Truck engine: 400-1,000 lbf·ft
• Motorcycle: 30-120 lbf·ft (41-163 N·m)
Industrial Equipment:
• Machine bolts: 100-500 lbf·ft
• Electric motors: 50-2,000 N·m
• Hydraulic systems: 200-1,500 N·m
• Wind turbines: 10,000+ N·m

Torque Units

  • lbf·ft: Imperial torque unit
  • N·m: SI torque unit
  • Conversion: 1 lbf·ft = 1.3558 N·m
  • Formula: Torque = Force × Distance

Usage Tips

  • lbf·ft for US specs
  • N·m for metric systems
  • Torque wrench settings
  • Engine specifications

Applications

  • Automotive: Engine torque specs
  • Mechanical: Fastener torque
  • Industrial: Motor specifications
  • Engineering: Design calculations