BN1205

BN1205
Lead Nut

BN, Standard Backlash, Bearing Grade Bronze, 1.25 in x 0.2 in Lead Nut, Right Hand Thread Direction, 3000 lbf Max Dynamic Load

Lead Time:  3 Days*
$218.89 each**

  • Thomson BSA uses SAE 660 bearing bronze for standard bronze nuts.
  • SAE 660 bearing bronze which provides excellent load carrying ability, good wear resistance and is less susceptible to damage from impact and shock loading.
Click here to optimize your design with a custom lead screw and nut solution.

Dimensions

Dimensions
Dimension Value
A 44.5 mm (1.75 in)
B Max 44.5 mm (1.75 in)
C 12.7 mm (0.50 in)
TH 1 9/16-18

Specifications

Specification Value
Screw Thread Form Acme
Mating Screw Diameter 31.75 mm (1.250 in)
Lead 5.08 mm (0.200 in)
Thread Direction Right Hand
Nut Mounting Style Threaded
Nut Material Bearing Grade Bronze
Max Axial Backlash 0.254 mm (0.0100 in)
Drag Torque Free Wheeling
Efficiency 35%
Max Temperature 82.2 °C (180 °F)

Performance

Performance
Performance Value
Max Dynamic Load 13,344.7 N (3,000.0 lbf)

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