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68W Combat Medic Sustainment Tables. This page should assist you when you perform your "Table 8s," and save you time, when you perform sustainment training.
Acme is a trapezoidal thread profile with a 29° V angle, defined in ASTM B1.5. It is the most popular thread used for traversing linear motion (For example, leadscrews and power screws) due to its ability to withstand large loads and ease of manufacturing.
1/2 - 10 ACME : Basic Thread Dimensions (Pitch, minor & major diameters, depth, lead), Tolerance range for all applicable classes and much more.
Recommended tap drill sizes (for appx. 90% thread) for Acme Taps. provided by: VICTOR MACHINERY EXCHANGE, INC. 12155 Stephens Road, Warren, MI 48089-3962. Call Toll Free: (800) 723-5359. Shop online at www.victornet.com. Call or email us for all Acme Taps. For anything but a standard size tandem tap, please specify:
The following table defines recommended industry standard sizes for External ACME General Purpose Threads per American National Standard ASME/ANSI B1.5. There are three classes of General Purpose ACME threads, 2G, 3G, and 4G each class provides some clearance on all standard size diameters for free movement, and are used in assemblies with the ...
High speed steel straight flute acme taps produce Class 2G threads from 10 degree to 30 degree in a single pass without a lead screw. Use for tapping through-holes on steel and most non-ferrous metals. ACME Tandem Taps in sizes from 3/8" up to 1-1/2".
Form general purpose Acme threads. These high-speed steel taps are for use on most metal and plastic. With a square shank, they're compatible with tap holders for drill presses and milling machines. Also known as tandem taps, these have an extended chamfer with two sets of chamfered cutting threads.
