PowerAC 3 3/4"-1 1/2 RA w/Bronze Nut

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PowerAC 3 3/4"-1 1/2 RA w/Bronze Nut

Inch Acme Screw Assembly, 3 3/4", 4140, 1.5 Turns Per Inch, RH, 1 Starts, Bronze Nut

Nook Industries Offers the largest selections of rolled amce screw sizes in the industry. Rolled thread screws are cost effective and are stocked for quick delivery.

PowerAcâ„¢ Inch Acme screws and nuts include a centralizing (C) thread form to prevent wedging and binding. When compared to general-purpose thread forms (G), centralizing threads are manufactured with tighter tolerances and reduced clearance on the major diameter.

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

Part Number powerac_3_3_4_1_1_2_w_bronze
20 ft. Part Number 10372
3 ft. Part Number No
6 ft. Part Number 12372
A - Root Diameter Minimum [in] No
B [in] 5,5
C [in] 5
Company Nook Industries
D - Nominal Rod Diameter [in] 3,75
Dynamic Load Capacity [lb] 81000
E [in] 2
End Code for Type 4 [* Journals may show tracings of the thread] 48
End Code for Types 1,2,3,5 [* Journals may show tracings of the thread] 75
F BCD [in] 7
F (n) Dia. [in] (4) 1.06
Flange No-Lash Part Number 73372
Flange Part Number 70775
Flange Weight [lb] 23,82
Form 2G
G [in] 2,02
H [in] 9
J [In] 4.750-12
Lash (Maximum Axial) [in] 0,02
Nut Weight [lb] 16,89
Screw Code 372-RA
Screw Material 4140 Series
Starts 1
Static Load Capacity [lb] 260000
Thread Code 372
Threads Per Inch 1,5
Torque to Raise 1 lb. [in-lb] 0,345
Turns Per Inch 1,5
12 ft. Part Number 13372
Efficiency [%] 30
Part Number 20372
Lead Accuracy In In 0,0006
Lead [in] 0,667
Nominal Rod Diameter [in] 3,75
Pitch [in] 0,667
Screw Weight [lb./ft.] 38,3

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