Bronze Acme Nut 2 1/2"-3 RH

Inch Acme Nut with Optional Flange, Bronze, 2 1/2", 3 Turns Per Inch, RH, 1 Starts Read More
Product Specifications

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Product Specifications

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Product Info

Part Number:: 20253
Thread Direction:: RH
Type:: Bronze

Details

Lead [in]:: 0.333
Starts:: 1
Pitch [in]:: 0.333
Turns Per Inch:: 3
Lash (Maximum Axial) [in]:: 0.013
Nominal Rod Diameter [in]:: 2.500
Threads per Inch:: 3
Thread Code:: 253
Form:: 2C

Dimensions

B [in]:: 4.25
C [in]:: 3.38
E [in]:: 1.56
F (n) Dia. [in]:: (6) .656
F BCD [in]:: 4.380
G [in]:: 1.58
H [in]:: 5.38
J [in]:: 3.137-12

Forces and Torques

Torque to Raise 1 lb. [in-lb]:: 0.212

Flange Part Numbers

Flange No-Lash Part Number:: 73540
Flange Part Number:: FLG7574

Weight

Flange Weight [lb]:: 9.88
Nut Weight [lb]:: 5.91

Performance Specifications

Efficiency [%]:: 25
Lead Accuracy +/- [in/in]:: 0.0003
Dynamic Load Capacity [lb]:: 31250
Static Load Capacity [lb]:: 100000

More Details

Bronze Inch Acme

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