PowerAC 2 1/2"-3 RA

Rolled Inch Acme Screw, 2 1/2", 4140, 3 Turns Per Inch, RH, 1 Starts Read More
Product Specifications

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Product Specifications

Download Spec Sheet

Product Info

Screw Code:: 253-RA
Thread Direction:: RH
Screw Material:: 4140 Series

Details

Lead [in]:: 0.333
Starts:: 1
Pitch [in]:: 0.333
Turns Per Inch:: 3
Threads per Inch:: 3
Thread Code:: 253
Form:: 2C
End Code for Types 1,2,3,5 [* Journals may show tracings of the thread]:: 50
End Code for Type 4 [* Journals may show tracings of the thread]:: 32

Dimensions

A - Root Diameter Minimum [in]:: 2.106
D - Nominal Rod Diameter [in]:: 2.500

Part Numbers

3 ft. Part Number:: 11253
6 ft. Part Number:: 12253
12 ft. Part Number:: 13253
20 ft. Part Number:

Performance Specifications

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

Weight

Screw Weight [lb./ft.]:: 14.38

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.