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Bronze Trapezoidal Nut 20905

Trapezoidal Lead Nut, Bronze, Tr 40 x 7, RH Read More
Product Specifications

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Product Specifications

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Product Info

Part Number:
20905
Thread Direction:
RH
Type:
Bronze

Details

Diameter:
40
Lead [mm]:
7
Starts:
1
Pitch [mm]:
7
Lash (Maximum Axial in) [mm]:
0.32
Nominal Rod Diameter:
40
Thread Code:
905

Dimensions

B [mm]:
60.0
C [mm]:
60.0
E [mm]:
20.00
F (n) Dia. [mm]:
(4) 11.00
F BCD [mm]:
90.00
G [mm]:
21.0
H [mm]:
120.0
J [mm]:
M55.1.5

Forces and Torques

Torque to Raise 1 kN [Nm]:
3.503

Flange Part Numbers

Flange Part Number:
72005

Weight

Flange Weight [kg]:
1.40
Nut Weight [g]:
900

Performance Specifications

Efficiency [%]:
32
Lead Accuracy +/- [μm/25mm]:
6.25
Dynamic Load Capacity [N]:
55160
Static Load Capacity [N]:
176512

More Details

Bronze Trapezodial Nut

Special high tensile bronze is selected for our smooth running, anti-wedging bronze nuts.
  • Material: Nook Bronze
  • Tensile Yield: 50,000 psi
  • Tensile Ultimate: 65,000 psi
  • Hardness: HB75
  • Dynamic co-efficient of friction: 0.125 with Nook Lubricant