PowerAC 1"-4 RA w/Plastic Nut
Inch Acme Screw Assembly, 1", 4140, 4 Turns Per Inch, RH, 1 Starts, Plastic Nut
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Product Specifications
Product Specifications
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Product Specifications
Rolled Inch Acme Screw
(Screw)Product Info
- Screw Code:
- 104-RA
- Thread Direction:
- RH
- Screw Material:
- 4140 Series
(Screw)Details
- Lead [in]:
- 0.250
- Starts:
- 1
- Pitch [in]:
- 0.250
- Turns Per Inch:
- 4
- Threads per Inch:
- 4
- Thread Code:
- 104
- Form:
- 2C
- End Code for Types 1,2,3,5 [* Journals may show tracings of the thread]:
- 17
- End Code for Type 4 [* Journals may show tracings of the thread]:
- 10
(Screw)Dimensions
- A - Root Diameter Minimum [in]:
- 0.698
- D - Nominal Rod Diameter [in]:
- 1.000
(Screw)Part Numbers
- 3 ft. Part Number:
- 11104
- 6 ft. Part Number:
- 12104
- 12 ft. Part Number:
- 13104
- 20 ft. Part Number:
(Screw)Performance Specifications
- Lead Accuracy +/- [in/in]:
- 0.0003
(Screw)Weight
- Screw Weight [lb./ft.]:
- 2.22
Inch Acme Nut with Optional Flange
(Nut)Product Info
- Part Number:
- 30104
- Thread Direction:
- RH
- Type:
- Plastic
(Nut)Details
- Lead [in]:
- 0.250
- Starts:
- 1
- Pitch [in]:
- 0.250
- Turns Per Inch:
- 4
- Lash (Maximum Axial) [in]:
- 0.010
- Nominal Rod Diameter [in]:
- 1.000
- Threads per Inch:
- 4
- Thread Code:
- 104
- Form:
- 2C
(Nut)Dimensions
- B [in]:
- 1.50
- C [in]:
- 1.50
- E [in]:
- 0.50
- F (n) Dia. [in]:
- (4) .266
- F BCD [in]:
- 2.260
- G [in]:
- 0.52
- H [in]:
- 2.76
- J [in]:
- 1.375-16
(Nut)Forces and Torques
- Torque to Raise 1 lb. [in-lb]:
- 0.086
(Nut)Flange Part Numbers
- Flange No-Lash Part Number:
- 73275
- Flange Part Number:
- FLG8281
(Nut)Weight
- Flange Weight [lb]:
- 0.85
- Nut Weight [lb]:
- 0.08
(Nut)Performance Specifications
- Efficiency [%]:
- 46
- Lead Accuracy +/- [in/in]:
- 0.0003
- Dynamic Load Capacity [lb]:
- 2500
- Static Load Capacity [lb]:
- 2500
More Details
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.
PowerAc™ 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.
Plastic Inch Acme
The high strength and inherent lubricity of plastic Acme and Trapezoidal nut material can result in product life that can equal or exceed conventional nut materials.- Tensile Strength @70°F: 8,000 psi
- Compressive Strength @70°F: 16,000 psi
- PV Limit: 2,700 lubricated
- Co-efficient of friction: 0.10 lubricated