Corporate headquarters 9403 104th street ozone park, ny 11416. Abbreviated ms machine screws with a thread cutting self tapping point. The fastener black book is available in either the first edition metric or inch edition. The fastener black book is a technical fastener resource book consolidating the abundance of fastener information into a easytoread and convenient user friendly format.
Bolts hex cap screws finished hex bolts 31 wrench openings for square and hex bolts and screws 32 to 33 heavy hex bolts 34 heavy hex structural bolts 35 highstrength structural bolting 36 carriage bolts and lag bolts 37 square bolts 38 step bolts and countersunk head elevator bolts 39 nuts finished and heavy hex nuts 41. Click the get acrobat reader button to download it free if it isnt already installed. The dimensions for the various standard pitches are given in table 1. Technical documentation technical evaluation reports. Uncunf dimensions comply to esna nmne light series. Fully threaded screws with a point for use in sheet metal. Metric threads are defined in the standards document iso 9651. Abbreviated sms a sheet metal screw with a self drilling point. The loading of a fastener is usually through the bearing surface. For a chart of fastener grades, head markings and mechanical properties, see. Screws with threads for use with a nut or tapped hole. Fastener grade us or class metric refers to the mechanical proper ties of the fastener material.
Reference charts, which are adobe portable document format pdf files. Hex bolts carriage bolts lag bolts set screws bolts with a hexagonal head with threads for use. Metric thread specifications always begin with thread series designation for example m or mj, followed by the fastener s nominal diameter and thread pitch both in units of millimeters separated by the symbol x. Metric thread extended thread size range iso thread height male thread h3 thread height female thread h1 sorted by thread class click here to return to the thread data chart page index. Ajax fastener hand book issue99 pdf 2000 west coast fasteners. Nonstock items may vary due to variables in methods of manufacture. Bolt head on one end, threads on other end, used with a nut. Fastener technical data including specifications, dimensions, hole sizes, torque. Standards for dimensions and tolerances are issued by the american national. There are no fewer than 5 different threads for different applicaons and 10 different standard strength grades defined for each size of bolt. Whether you are a designer, engineer or looking to understand fasteners better, the fastener black book is an invaluable tool for. Anchor selection guide ansi iso metric hex cap screw specifications blind. Performance data listed are for standard production items only. If you have a titanium requirement, please give the.
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