PowerAC 1/4"-20 RS w/Bronze Nut

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PowerAC 1/4"-20 RS w/Bronze Nut

Inch Acme Screw Assembly, 1/4", Stainless, 20 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_4_20_rs_w_bronze_nu
20 ft. Part Number No
3 ft. Part Number 91020
6 ft. Part Number 92020
A - Root Diameter Minimum [in] 0,175
B [in] 0,62
C [in] 0,68
Company Nook Industries
D - Nominal Rod Diameter [in] 0,25
Dynamic Load Capacity [lb] 312
E [in] 0,38
End Code for Type 4 [* Journals may show tracings of the thread] 2
End Code for Types 1,2,3,5 [* Journals may show tracings of the thread] 3
F BCD [in] 1,25
F (n) Dia. [in] (4) .266
Flange No-Lash Part Number No
Flange Part Number 70160
Flange Weight [lb] 0,23
Form 2C
G [in] 0,41
H [in] 1,61
J [In] .562-18
Lash (Maximum Axial) [in] 0,006
Nut Weight [lb] 0,13
Screw Code 020-RS
Screw Material 300 Series Stainless
Starts 1
Static Load Capacity [lb] 1000
Thread Code 20
Threads Per Inch 20
Torque to Raise 1 lb. [in-lb] 0,022
Turns Per Inch 20
12 ft. Part Number No
Efficiency [%] 36
Part Number 20020
Lead Accuracy In In 0,0003
Lead [in] 0,05
Nominal Rod Diameter [in] 0,25
Pitch [in] 0,05
Screw Weight [lb./ft.] 0,13