Metric Fasteners Inch Threads vs. Metric Threads Metric Grades Metric Wrench Sizes By Guy AvellonLike it or not, Metrics is here to stay and we will soon be converting everything over to metrics. Thomas Jefferson was initiating the reform in his day and we have been saying “the hereing” since 1975. Except for the automotive industry, nothing else has changed.The U.S. is the last country in the world to not be exclusive users of the metric system in everything. We have been using the metric system for decades in pharmaceuticals, photography, chemical industry, opt. See more here [PDF] ENGLISH/ METRIC BOLT SUBSTITUTION TABLE https:// www.dot.ny.gov /main/business-center/engineering/. english/ metric bolt substitution table equivalent metric bolt . metric english 3 (mm) (inches) hole diam (mm) english - astm grade specified a - 449 type 1 a - 354 grade bd m6 m8 m10 m12 m14 1/4 5/16 7/16 1/2 9/16 7 9 12 14 16 not req'd not req'd a - 325 type 1,3 not req’d not req’d m16 m20 m22 m24 m27 m30 m36 5/8 3/4 7/ Metric Conversion Tables. The following charts will help understanding the Threads and Diameters in metric fasteners and their conversion to US Standard Inches. Dimensional data: metric stud bolt to nut table will help determine the correct size bolt or nut for your purpose. Course/fine thread metric bolt-nut charts provide bolt size/nominal diameter, pitch, actual diameter (mm, inch), nut size.

A FREE TABLE Showing Decimal to Metric Conversion of METRIC SCREWS TORX METRIC SCREWS. Convert 20 cm to inches - Conversion of Measurement Units. Length; Metric System; . There are 36 inches in a yard and 12 inches in a foot. The inch is usually the universal unit of measurement in the United States, and is widely used in the United Kingdom, and Canada, The following are metric external thread size table chart for sizes M20 to M55 per. ANSI/ASME B1.13M-1995. These thread sizes and classes represent bolts and …

Dec 22, 2018 This adapter will convert holes which fit size M20 x 1.5 male threads to a female 1/2 NPT threaded hub. The male end of the adapter also incorporates a Viton™ O … Tap Metric Conversion Tables. Millimeter Size to Inches Select a metric size. Size Millimeter . Size Inches . Basic Tap Blank Size .03937. 0. Millimeter Pitch to Threads Per Inch Select a metric pitch. Pitch in Millimeters . Pitch in Inches . Threads Per Inch. Basic Thread Height.01378. 72.57. Your shopping cart is empty. Subtotal: $0.00 Quick Add Cart / Checkout: Quick Add