In an effort to promote physical distancing all retail counters and pick up doors have been closed so we ask that all orders either be placed online, by e-mail or by phone (1-800-668-3317).. Blue-dyed steel washers have a unique color so you can tell they're metric at a glance. Fits Bolt Size. Flat washers protect surfaces by evenly distributing torque when a bolt or screw is tightened. Links . M20. surface of the fastener and the part to which it is attached. .style4 {font-weight: bold} If you would like to prevent this website from using cookies, adjust the cookie settings in your browser. Created Date. Metric, Flat Washer, DIN 9021, Fender, Zinc This product standard contains the required dimensional, mechanical, performance, and chemical characteristics of the products shown in this purchase order (as applicable to the product). Flat Round Commercial Washers Metric Mild Steel Black AS1237. }, Thickness. M4. This table define the … 3/64". Disclaimer M6. document.write('') Lug-All Permatex Cabinets Scoop Drawers Polyboxes. Engineering Forum GD&T Training Geometric Dimensioning Tolerancing Size… Commercial Standard Stainless Flat Washer; Fender Standard Stainless Flat Washer; MS15795 Stainless Flat Washer; Stainless Steel 316; Stainless Steel A2 Metric; Thru Hardened. Not Available for Delivery ... Paulin 1/4-inch (9/16-inch O.D.) Metric Standard Flat Washer BS 4320 form A the most popular through to form G showing dimensions. Copyright © 2020 Fastenal Company. if (document.getElementById("tester") != undefined) // -->, Standard External Metric Thread and Fastener Sizes M 0.25 - M 1.4, Countersunk Bolt Loading Capacities Grade 10.9, GD&T Training Geometric Dimensioning Tolerancing. M8 + See All. Excel App. Engineering Book Store View Details. Choose from our selection of metric flat washers, including metric general purpose washers, metric oversized washers, and more. 1/4. Steel Flat Washer, Zinc Plated Finish, DIN 125, Metric, M10 Screw Size, 10.5 mm ID, 20 mm OD, 2 mm Thick (Pack of 100): Industrial & Scientific The forms go from A to G and dictate the outside diameter and thickness of the flat washers. Advertising Center ; document.write(''); They help to create a larger, smooth bearing surface for the nut and/or bolt. There are currently no comments available. Metric Form A Flat Washer Steel-140Hv DIN125A are part of the family of flat washers and are the most popular 200 HV should be used with class 8.8 bolts and screws and class 8 nuts, while 300 HV should be used with class 10.9 bolts and screws and class 10 nuts. Cookies are not used for the processing, collection or storage of personal data under any circumstances. About SSL Certificates . Form A is identical to the more popular German specification DIN125. 6 Outside Diameter (In.) 67 / each. Engineering Calculators | Contact. SAE. Dimensions Packaged Depth (in inches) 1.25 Packaged Height (in inches) 2.25 Packaged Weight (In lbs) 0.34 Packaged Width (in inches) 2 Details Country of Origin O-Other Finish Stainless Steel Grade All-Purpose Inside Diameter (In.) Title. 5/8". Flat Meets German specifications for flat washers with a small outer diameter in comparison to the inner diameter in the 200 to 300 range on the Vickers Hardness Scale of nominal width 1.6 mm to 36 mm. None. .style2 {font-size: 12px} Metric Flat Washers - Dimensions Form A – Din 125 Form B – BS 4320 Form C – BS 4320 Size O/D Thickness O/D Thickness O/D Thickness M3 7 0.5 M3.5 8 0.5 M4 9 0.8 10 0.8 M5 10 1.0 10 0.8 12.5 1.0 M6 12 1.6 12.5 0.8 14 1.6 M8 16 1.6 17 1.0 21 1.6 M10 20 2.0 21 1.25 24 2.0 M12 24 2.5 24 1.6 28 2.5 document.write(''); They prevent corrosion between a steel screw and an aluminum surface. Brass Flat Washer. M5. They are also often also used as spacers. Specification DIN 125, Part 2, Type A. A washer is a thin plate with a hole that distributes the load of a threaded fastener, such as a screw or nut. Washers usually have an outer diameter (OD) about twice the width of their inner diameter (ID). Fastener Plating. Flat Round Commercial Washers - Metric Mild Steel - Black - AS1237 - UN0300. 2 mm 2.5 mm 3 mm 3.5 mm 4 mm 5 mm 6 mm 7 mm 8 mm 10 mm 12 mm 14 mm 16 mm 18 mm 20 mm 22 mm 24 mm 1.6 mm. 888-660-0334 19087 W. Casey Rd. Engineering Toolbox else Flat washers are used to improve stress distribution, and to span large clearance holes. Form B: Normal diameter, light thickness. Downloads A nylon washer can be placed under a machine screw to reduce noise and abrasion and offer electrical insulation. Associated Products Belleville Bond Sealing USS/SAE Dimensions Counter Sunk Finishing Dock Fender Flat Lock Lock Washer Specs Neoprene Square Bevel Star. { Flat washers protect surfaces by evenly distributing torque when a bolt or screw is tightened. USS & SAE Combined Flat Washer Dimensions . Online Books & Manuals ... Paulin M6 Metric Flat Washers - Zinc Plated - ISO 7089. F436 Structural Flat Washer; Metric Thread Thru Hardened Flat Washer. document.write(' ') The British Standard for Metric Series Metal Washers (BS4320), written in 1968, coined the term "form". OD (in.) Paulin 1/2-inch Bolt Size Flat Washers - Hot Dipped Galvanized (2) $0. We also supply the general purpose ANSI B18.22M metric flat washers series in the narrow, wide, and regular patterns. View Details. This table define the dimensional limits of metric washers sizes M1.6 to M28 which are medium type, primarily for hexagon bolts. Washers are for assembly around a bolt or screw, between the bearing surface of the fastener and the part to which it is attached. For example, an 8mm washer fits an 8mm bolt, and therefore has an inner diameter of just over 8mm. Please see our locations page for individual location restrictions for contactless pick ups etc. Washers provide a smooth bearing surface and are used under the head of a bolt and / or a nut. Not Available for Delivery . The only slight possible difference is that there is a manufacturing tolerance allowance of 1mm above or below the dimension stated in the form table. Form A: Normal diameter, normal thickness. Training Online Engineering Metric, Flat Washers, per. M10. Stainless Steel Metric Flat Washer (M8 Screw Size) Flat washers are great for adding resistance Flat washers are great for adding resistance to your bolts and screws to prevent them from boring into the wood and weakening it. They prevent corrosion between a steel screw and an aluminum surface. 11/16". 200 Pcs Copper Washers Engine Seal Flat Ring Gasket Fastener Metric Sealing Washer Assortment Set - 9 Sizes in Flat Washers. This standard has been withdrawn and replaced by the following: DIN EN ISO 7089, DIN EN ISO 7090, ISO 7089, ISO 7090, This table define the dimensional limits of metric washers sizes M30 to M160, © Copyright 2000 - 2020, by Engineers Edge, LLC All rights reserved Browse metric flat washers in the Coburns-Myers online catalog and search by type, diameter, pitch, length, material and finish Toll Free: 800.662.7459 , ISO Metric Hardware Specification Design Data, Metric, Flat Washers, per.