Percent thread chart .......….. Pilot hole sizes ................….. Typical torque performance .. Typical single punch extruded holes ...........….. Die cast cored holes ........…… CORFLEX® ........................... General Information ......….... Page 8 Page 9 Page 10 Pages 11 & 12 Page 12 Page 21 Page 22Length Tolerance - Inch - Per ANSI B18.6.3Nominal Screw SizeNominalScrew Length#4 - #121/4\" - 1/2\"Tolerance On LengthTo 1/2\" Inclusive+0, - .020+0, - .030Over 1/2\" to+0, - .030+0, - .0301\" InclusiveOver 1\" to +0, - .060+0, - .0602\" InclusiveOver 2\"+0, - .090+0, - .090NOMINALSCREW BODY DIMENSIONSSCREWCDSIZEMax.Min.Max.Min.Metric Sizes (mm)M1.6 x 0.351.661.581.591.51M2.0 x 0.402.061.981.981.90M2.5 x 0.452.572.482.482.39Length Tolerance - Metric Per ANSI B18.6.7MM3.0 x 0.503.072.982.972.88Tolerance on LengthM3.5 x 0.603.583.483.463.36Nominal Screw LengthmmM4.0 x 0.704.083.983.943.84to 3mm incl± 0.2M4.5 x 0.754.594.484.444.33over 3 to 10mm± 0.3M5.0 x 0.805.094.984.934.82over 10 to 16mm± 0.4M6.0 x 1.006.105.975.905.77over 16 to 50mm± 0.5M7.0 x 1.007.106.976.906.77over 50mm± 1.0M8.0 x 1.258.137.977.887.72®9.979.859.67TAPTITE II Thread Rolling Screws M10 x 1.5010.15®12.1811.9711.8311.62TAPTITE II thread rolling screws have the M12 x 1.7514.2013.9713.8013.57TRILOBULAR™ shape which reduces friction dur-M14 x 2.00ing thread forming, provides prevailing torque M16 x 2.0016.2015.9715.8015.57which exceeds the level of locking screws, and Inch Sizes (in)most importantly, inherently provides resistance 00-900.04810.04510.04610.0431to vibrational loosening. 0-800.06130.05830.05880.05581-0.07450.07150.07150.0685The TRILOBULAR™ engineering principles used 2-560.08750.08350.08400.0800to create TAPTITE II® screws create an efficient 3-480.10100.09700.09700.0930thread rolling screw in all sizes and pitches allow-4-400.11450.11050.10950.1055ing the manufacture and efficient use of produc-5-400.12750.12350.12250.1185tion screws in Sizes 00/M1 to as large as 1”/M24. 6-320.14100.13500.13500.1290Only TAPTITE II® screws can make this claim. 8-320.16700.16100.16100.1550Competing designs are not typically manufac-10-240.19400.18800.18600.1800tured above M5 size and certainly not available 10-320.19300.18700.18700.1810up to M24 as are TAPTITE II® screws. 12-240.22000.21400.21200.2060To utilize the in-place cost savings and perform-1/4-200.25500.24900.24500.2390®ance benefits of TAPTITE II screws in large 5/16-180.31800.31200.30700.3010sizes in structural applications, the combination of 3/8-160.38100.37500.36850.3625®CORFLEX-I selective hardening (See Page 21) is 7/16-140.44450.43850.43050.4245®®highly beneficial. CORFLEX-I TAPTITE II bolts 1/2-130.50750.50150.49200.4860can be used where high-strength grade-strength 9/16-120.57100.56300.55400.5460level bolts are required. 5/8-110.63400.62600.61600.6080COPYRIGHT 2001, Research Engineering & Manufacturing Inc.
POINTCpMaximum1.311.672.132.583.003.403.854.315.136.136.918.6910.4712.2514.250.0370.0490.0590.0700.0810.0900.1030.1110.1370.1530.1630.1790.2060.20.3200.3750.4320.4900.545
