M and MJ are metric thread profiles. Size designations not beginning with "M" in Table 1 are UN and UNJ thread profiles (non-metric). Blank values in Table 1 mean nonexistent fastener size. ... Table 1 Standard Metric and USA Bolt Shank Dimension ... (All dimensions in units of mm or mm2 unless otherwise specified.
euler9.tripod.com/bolt-database/23.html euler9.tripod.com/bolt-database/23.html
Standard Metric Bolt Dimensions ... Standard Metric Bolt Properties, Grades, and Strength ... Standard Metric Bolt Hex Head and Hex Nut Dimensions --This link has quit responding.
euler9.tripod.com/bolt-database/ euler9.tripod.com/bolt-database/
Metric Nut, Bolt, Screw, Washer Threads, Dimensions, Sizes, Tap Drill Size, Hole Size, Metric Socket Head Cap Scew Threads and Dimensions, Metric Button Head Scew Threads and Dimensions, Metric Hex Head Scew Threads and Dimensions, Metric Flat Head Scew ;
www.numberfactory.com/nf%20metric%20screws%20and%20bolt... www.numberfactory.com/nf%20metric%20screws%20and%20bolts.htm
Conversions, Viscosity Conversions, Metric to English ; Conversions, Energy Conversions, Fluid Power Conversions, Pressure Conversions, Rotary Inertia Conversions, Torque ; Equivalents, Metric and Standard Nut, Bolt, Screw, Washer ; Threads, Sizes, Measurements, Calculator, Calendar, Fun Games ... Motor Dimensions...
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Metric Bolt Markings and Torque Values ... Bolt Assembly Torque (ft-lb ... Standard Metric Bolt Dimensions and Grades...
dodgeram.org/tech/specs/bolts/M_bolts.html dodgeram.org/tech/specs/bolts/M_bolts.html
Bolt Science - ISO Metric Thread Basic Profile ... An essential principle is that the actual profiles of both the nut and bolt threads must never cross or transgress the theoretical profile. So bolt threads will always be equal to, or smaller than, the dimensions of the basic profile.
www.boltscience.com/pages/screw7.htm www.boltscience.com/pages/screw7.htm
The diameter specifies the shank and threaded outside size i.e. 1/4" BSF bolt is 1/4" dia. The length of the bolt is always measured from beneath the head. ... Metric socket screws...
www.namrick.co.uk/boltspec.asp www.namrick.co.uk/boltspec.asp
7. A FEW ADDITIONAL HINTS TO THREAD SYSTEM IDENTIFICATION ARE AS FOLLOWS: GENERALLY, BOLT HEADS WITH NUMERICAL MARKINGS SUCH AS 8.8, 9.8, 10.9, 12.9, WILL PROBABLY BE METRIC; AND BOLT HEADS WITH LINE/SLASH MARKINGS WILL PROBABLY BE FROM THE U.S.A. GRADE MARKING SYSTEM.
mdmetric.com/tech/tic1e.htm mdmetric.com/tech/tic1e.htm
ISO metric screw thread - Wikipedia, the free encyclopedia
The ISO metric screw threads are the world-wide most commonly used type of general-purpose screw thread. They were one of the first international standards agreed when the International Organization...
en.wikipedia.org/wiki/ISO_metric_screw_thread
ISO metric machine screws are limited to four different head shapes: countersunk, raised countersunk, panhead, and cheesehead. ... Bolt head dimensions are related to their diameter as follows:
www.metrication.com/engineering/fastener.htm www.metrication.com/engineering/fastener.htm