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

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

Inch Acme Screw Assembly, 1 3/4", 4140, 4 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_1_3_4_4_w_bronze_nut
20 ft. Part Number No
3 ft. Part Number 11174
6 ft. Part Number 12174
A - Root Diameter Minimum [in] 1,427
B [in] 2,5
C [in] 2,75
Company Nook Industries
D - Nominal Rod Diameter [in] 1,75
Dynamic Load Capacity [lb] 15312
E [in] 0,88
End Code for Type 4 [* Journals may show tracings of the thread] 19
End Code for Types 1,2,3,5 [* Journals may show tracings of the thread] 35
F BCD [in] 4,062
F (n) Dia. [in] (4) .531
Flange No-Lash Part Number 73500
Flange Part Number FLG7573
Flange Weight [lb] 4,73
Form 2C
G [in] 0,9
H [in] 4,94
J [In] 2.548-18
Lash (Maximum Axial) [in] 0,011
Nut Weight [lb] 3,05
Screw Code 174-RA
Screw Material 4140 Series
Starts 1
Static Load Capacity [lb] 49900
Thread Code 174
Threads Per Inch 4
Torque to Raise 1 lb. [in-lb] 0,153
Turns Per Inch 4
12 ft. Part Number 13174
Efficiency [%] 26
Part Number 20174
Lead Accuracy In In 0,0003
Lead [in] 0,25
Nominal Rod Diameter [in] 1,75
Pitch [in] 0,25
Screw Weight [lb./ft.] 6,97

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