FASTENER IDENTIFICATION GUIDE October 3, 2008 . Revision Information Log Guide for Approved Fasteners . i.e., “B8M”, applied to head. Manufacturer’s identification mark, e.g., “X” ( on head of bolts and screws and on . Bolt Screw Head Markings and What They Mean. If you’ve ever spent any time looking at the heads of different fasteners, you’ve probably noticed that there are a wide variety of markings that may be stamped onto a fastener head. The markings can be numbers, letters, slashes, dots, … Alibaba offers 80 Bolt Manufacturer Head Markings Suppliers, and Bolt Manufacturer Head Markings Manufacturers, Distributors, Factories, Companies. There are 52 OEM, 38 ODM, 6 Self Patent. Find high quality Bolt Manufacturer Head Markings Suppliers on Alibaba.

Bolt manufacturer head markings products are most popular in North America, Domestic Market, and South America. You can ensure product safety by selecting from certified suppliers, including 254 with ISO9001, 27 with Other, and 27 with ISO14001 certification. U. S. Patent and Trademark Office Fastener Insignia Register Active Insignias Oct 30, 2014 Status: Name: Insignia: Rockford Bolt Steel Co. 126 Mill Street Rockford IL 61101 Delaware Corporation 01AE Owner _____ Recordal Date: 7/5/2006 Renewal Date: 7/6/2011 Domestic Fastener Forge, Inc. 150 B New Century Pkwy Sep 02, 2010 I have been trying to herepany who makes fasteners with the mark THE on the head. This has been the most here search ever. Attached Images Ian Tanner Kawasaki KX450 and many other fine tools . Help ID bolt manufacturer Originally Posted by makoman1860. Boy leave it up the the ol gas welding guy to answer this.

Bolt head markings hereplish two things: they identify both the manufacturer of the bolt and the standard to which the bolt was made. Mudge Fasteners wants to help you identify what these head markings are and when you'll need to know them. Usually fastener standards specify two types of marks to be on the head of a bolt. The manufacturer's mark is a symbol identifying the manufacturer (or importer). This hereanization that accepts the responsibility that the fastener meets specified requirements. The tables below gives the head markings and some of heremonly-needed information concerning the bolts. For further information, see the appropriate standard. Often one will find extra marks on a bolt head--marks in addition to those shown below. Usually these marks indicate the …

In the case of hex head bolts, most heree with markings. Metric bolts have numbers, standard bolts have little lines, and rusty bolts… good luck.Tensile strength is is the maximum amount of stress a bolt can endure from being stretched or pulled until it fails.