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PowerAC 1 1/2"-5 LA w/Bronze Nut

Inch Acme Screw Assembly, 1 1/2", 4140, 5 Turns Per Inch, LH, 1 Starts, Bronze Nut Read More
Product Specifications

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Product Specifications

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Specifications Diagram

Rolled Inch Acme Screw

(Screw)Product Info

Screw Code:
155-LA
Thread Direction:
LH
Screw Material:
4140 Series

(Screw)Details

Lead [in]:
0.200
Starts:
1
Pitch [in]:
0.200
Turns Per Inch:
5
Threads per Inch:
5
Thread Code:
155
Form:
2C
End Code for Types 1,2,3,5 [* Journals may show tracings of the thread]:
30
End Code for Type 4 [* Journals may show tracings of the thread]:
19

(Screw)Dimensions

A - Root Diameter Minimum [in]:
1.249
D - Nominal Rod Diameter [in]:
1.500

(Screw)Part Numbers

3 ft. Part Number:
51155
6 ft. Part Number:
52155
12 ft. Part Number:
53155
20 ft. Part Number:

(Screw)Performance Specifications

Lead Accuracy +/- [in/in]:
0.0003

(Screw)Weight

Screw Weight [lb./ft.]:
4.90

Inch Acme Nut with Optional Flange

(Nut)Product Info

Part Number:
80155
Thread Direction:
LH
Type:
Bronze

(Nut)Details

Lead [in]:
0.200
Starts:
1
Pitch [in]:
0.200
Turns Per Inch:
5
Lash (Maximum Axial) [in]:
0.010
Nominal Rod Diameter [in]:
1.500
Threads per Inch:
5
Thread Code:
155
Form:
2C

(Nut)Dimensions

B [in]:
2.30
C [in]:
2.13
E [in]:
0.81
F (n) Dia. [in]:
(4) .397
F BCD [in]:
3.440
G [in]:
0.83
H [in]:
4.20
J [in]:
1.967-18

(Nut)Forces and Torques

Torque to Raise 1 lb. [in-lb]:
0.127

(Nut)Flange Part Numbers

Flange No-Lash Part Number:
73420
Flange Part Number:
FLG7572

(Nut)Weight

Flange Weight [lb]:
3.19
Nut Weight [lb]:
1.35

(Nut)Performance Specifications

Efficiency [%]:
25
Lead Accuracy +/- [in/in]:
0.0003
Dynamic Load Capacity [lb]:
11250
Static Load Capacity [lb]:
36000

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.

Bronze Inch Acme

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