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

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

Inch Acme Screw Assembly, 1/2", 4140, 4 Turns Per Inch, RH, 2 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_2_4_w_bronze_nut
20 ft. Part Number No
3 ft. Part Number 11054
6 ft. Part Number 12054
A - Root Diameter Minimum [in] 0,332
B [in] 0,75
C [in] 1,12
Company Nook Industries
D - Nominal Rod Diameter [in] 0,5
Dynamic Load Capacity [lb] 1250
E [in] 0,5
End Code for Type 4 [* Journals may show tracings of the thread] 4
End Code for Types 1,2,3,5 [* Journals may show tracings of the thread] 8
F BCD [in] 2,09
F (n) Dia. [in] (4) .266
Flange No-Lash Part Number No
Flange Part Number FLG7570
Flange Weight [lb] 0,77
Form 2C
G [in] 0,53
H [in] 2,6
J [In] .937-16
Lash (Maximum Axial) [in] 0,007
Nut Weight [lb] 0,19
Screw Code 054-RA
Screw Material 4140 Series
Starts 2
Static Load Capacity [lb] 4000
Thread Code 54
Threads Per Inch 8
Torque to Raise 1 lb. [in-lb] 0,07
Turns Per Inch 4
12 ft. Part Number 13054
Efficiency [%] 57
Part Number 20054
Lead Accuracy In In 0,0003
Lead [in] 0,25
Nominal Rod Diameter [in] 0,5
Pitch [in] 0,125
Screw Weight [lb./ft.] 0,53

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