Type square head set screws socket set screws alloy steel socket set screws stainless steel halfdog or selflocking cup points only. The set screw is driven through a threaded hole in the rotating part until it is tight against the shaft. However, the following limitations must be carefully observed in using the information presented in this handbook. Also known as dogpoint set screws, these set screws have a protruding tip that locks within a mating hole or slot to keep parts aligned. The most often used type is the socket set screw, which is tightened or. Dimensioning of metric screws wurth industrie service. Requirements l axis of screw thread basic major diameter minor diameter basic pitch diameter l description a metric machine screw is a straight shank fastener with a metric thread pitch designed to go through a hole or nut that is pre. Finding the right type of screw head for your project when there are hundreds of combinations of the drive type and head shape can be confusing, especially for beginning diyers. For example, m10 or m106g, by default, specifies m10 x 1.
Aall american fasteners 2303 gary road, unit 1 innaminson, nj 08077. Various types of head for screw and washer assemblies. This chart illustrates the different style nuts used in the industry. Keadic 460pcs 2 types internal hex drive cuppoint screws assortment kit with plastic case, 304 stainless steel and 12. Set screws socket set screws alloy steel socket set screws stainless steel halfdog or selflocking cup points only. Skip to main content skip to main navigation covid19 update. Use where maximum tightening torques are required fasten collars, sheaves, gears, knobs on shafts. This is a quality 280 piece metric cup point style set screw assortment kit. The xcelite hex metric screwdriver set 9 piece comes in a plastic storage case. Searching for metric fine socket screws and set screws. Available in black, electro galvanised and stainless steel.
The blades are black oxide coated steel for strength and durability. Set screws cup, flat, oval, dogs, cone, brass and nylon tips. There is a hex or squareshaped socket at the top of the drive in place of a head. Material cold heading, case hardening quality steel. Set screws metric fasteners hardware the home depot. Applications advantages the cup point is the most popular type of set screw, designed for fast, permanent and semipermanent location of. Shop a large range of metric set screws at msc industrial supply.
Iso metric hardware specifications table chart engineers edge. To add several products from this page to your shopping cart at once. Socket set screws point selection according to application knurled cup for quick and permanent location of gears, collars, pulleys or knobs on shafts. Hexagon nuts, style 1, with metric fine pitch thread product grades a and b. Patented precision screw forming pst technology smooth performance due to unique ball return systems regionally stockedmachinedassembled product in marengo, illinios p5 accuracy screws standard ground quality ball nuts flanged style metric ball screw assemblies combine the engineering and performance of highquality, german. A metric iso screw thread is designated by the letter m followed by the value of the nominal diameter d the maximum thread diameter for external thread and the minimum diameter for internal one and the pitch p, both expressed in millimetres and separated by the hyphen sign.
For instance the difference in the length of a screw that is 2. Socket set screws are used to generate a compressive load, normal fasteners have a tensile load that we see with the installation of bolts and screw. Cone, halfdog, flat, oval, cup and selflocking cup points standard use stainless for corrosive, cryo. The standard metric fastener thread series for general purpose threaded components is the m thread profile and the coarse pitch thread series.
Socket set screws dimensions application data seating. It has no head and is typically tightened or loosened with a square or hex key, although a slotted set screw can be adjusted with a screwdriver. The size of a metric screw or bolt is specified as diameter, pitch and length, in millimeters millimeters is abbreviated mm. There is an exception thoughif pitch isnt specified, the fastener is coarse threaded.
Metal set screw types chart printable pdf chart this chart shows the different types of set screws used in the fastener industry. Get free 2day shipping on qualified metric, screws products or buy hardware department products today with buy online pick up in store. Newport fasteners offers same day shipping on a massive selection of socket set screws in alloy, stainless steel and brass. Double expansion sleeves expansion anchor for masonry that ensures contact along the length of the hole. Set screws, check out the variety of configurable, set screws for industrial applications. Screws with threads for use with a nut or tapped hole. Plastic machine screws and set screws plastic fasteners. This is an incomplete list of din standards the status column gives the latest known status of the standard.
Dropin anchors a heavy duty machine thread anchor for concrete or stone. Shop set screws machine screws in the screws section of. Socket set screws prevent movement of a pulley or similar machine part relative to a shaft. This style has serrated ridges, or knurls, in the indented cup that bite into the contact material and effectively lock in place for a powerful grip that resists loosening caused by vibration.
Xcelite hex metric screwdriver set 9pieceps90mm the. Metric set screw couplings wkeyway mrcseries on climax. Knurled cup set screws feature one slight variation from the cup point set screw. Some of the more popular set screws are the square head set screw, the socket set screws and the different styles of slotted headless set screws. Exclusive counterclockwise locking knurls resist screw loosening, even in poorly tapped. Their purpose is to hold parts beneath the cup or points, and withstand any rotational movement or lateral displacement and to also resist vibr. Iso set screw size data table chart iso 4026 engineers edge. Metric screws fasteners the home depot store finder. Iso 4026 specifies the characteristics of hexagon socket set screws with flat point and threads from m1,6 up to and including m24 and of product grade a. Experimental determi nation of preliminary torque and angle of. Holokrome has published this handbook as a guide to dimensional, mechanical, and application data for holokrome socket screw products. Fastener type chart bolt depot nuts and bolts, screws. It includes 7 different metric diameters and a total of different sizes. Msc industrial supply is here to support all your metalworking and maintenance repair needs with over 1 million products in stock and ready to ship today.
Screw thread definitions 3 types of thread 4 manufacturing screw threads. We carry a full line of metric set screws with socket hex drive. Cup points have a cupshaped point to indent into the contact material and is a commonly used style for permanent or semipermanent installations on soft or hard surfaces. Applications advantages for molded or through holes in thin metal, nonferrous castings, plastics or resinfilled plywood. Iso set screw size data table chart iso 4026 iso hardware engineering data ansi hardware engineering data iso 4026 specifies the characteristics of hexagon socket set screws with flat point and threads from m1,6 up to and including m24 and of product grade a. Slotted and cross recessed screws with metric thread. We are cs enterprises, your online source for hard to find and unique micro miniature screws and fasteners.
Type square head set screws socket set screws alloy steel socket set screws stainless steel. These nuts have different functions in the fastener industry. However, in most cases you can substitute a slightly longer or shorter screw. We are the leading supplier of laptop computer screws on the internet. Blunt point metric self tapping screws type f description a thread forming, tapping screw with spaced threads and a blunt point with incomplete entering threads.
Socket head set screw assortment 160piece metrictit45251. Highhold conepoint set screws for a secure hold on soft materials such as brass, the pointed tip wedges into the contact surface. A machine screw is a screw or bolt with a flat point. We carry wafer head screws just like the ones used by oems like hp, dell, compaq, gateway, ibm, apple, toshiba, etc. Inch series socket set screws msc industrial direct. The cupshaped edge cuts into the surface material to prevent the part from loosening. Wood screw 17 f bt or 25 t or 23 1 or d trilobular u csd or bsd socket set screw points the most widely used style of set screw.
Stafford metric shaft collars are fully metric in all specifications, including the set screw. It has a hexagonal drive at one end and a cupshaped indentation at the other end. Easy online ordering and nextday delivery available with 247 expert product support. Used with nuts and washers, also known as stove bolts or stovers. The cup point is the most popular and comes in both metric and decimal. Machine screw anchors a twopiece machine thread anchor for use in stone, brick, or concrete. The following are to links of iso metric hardware specifications table charts.
Socket set screws come with either cup or knurl cup points shaped to bear on a mating part. Priced per 100 pieces catalog number metric component hardened steel 304 stainless steel md0916mqb020x003 md0916mqb020x004 md0916mqb020x005 md0916mqb025x003 md0916mqb025x004 md0916mqb025x005 md0916mqb025x006. Hexagon machine screw nuts 42 type a forged wing nuts 43 hex slotted nuts 44. Fastener grade us or class metric refers to the mechanical proper ties of the fastener material. Fastenerdata socket set screw fastener specifications. Available in a variety of drive types and heads, they fit a wide variety of applications. Metric hardware machine screws selftapping set screws socket cup point. Misumi offers free cad download, short lead times, competitive pricing, and no minimum order. Get free 2day shipping on qualified metric, set screws, fasteners products or buy hardware department products today with buy online pick up in store. Chart showing 60 types of screws, screw heads, bolts, nuts and washers chart. Joint types screw joints vary not only in size but also in type, which changes the characteristics of the joints. Cone, halfdog, flat, oval, cup and selflocking cup points standard use stainless for.
A set screw is generally a headless screw but can be any screw used to fix a rotating part to a shaft, such as a line shaft or countershaft. Knurled cup socket set screws socket screws and set. If a standard has been withdrawn and no replacement specification is listed, either the specification was withdrawn without replacement or a replacement specification could not be identified. Iso metric screw thread chart 1st 2nd height flat size external. Metric set screws, hex and torx metric set screws here. Dog point set screws dog point, or extended point set. Description a headless screw threaded the entire length with a metric thread pitch. If you need screws for computers you have come to the right place. Fastener reference tables conversions, hardness, thread pitch, tensile strength the tables below are provided as a general guide to help you better understand metric and imperial measurements. A flat point of set screw is appropriate in situation where the set screw is required to press completely flat against a surface, so as to create compression. Square head set screws the tip pressure of set screws prevents objects from moving relative to one another in assemblies where one object is housed inside another such as a pulley inside of. Shop a large range of nylon metric screws at msc industrial supply.
Key engagement dimensions shown in columns t h and t s shall apply to screw lengths longer than listed in columns b and b 1 respectively. Type 1 23, 25 special thread forming or cutting tapping screws type a f, t special thread. For example, you cannot measure a rivet with a ruler. A set screw is a threaded fastener that is used to. They function by gouging the set screw into the surface of a soft shaft. It is designed for fast, permanent and semipermanent location of parts on shafts on up to 10 to 15 hrc points of the screw hardness, where high tightening torques are impractical. Changes to standards for clevis pins, pins, slotted set screws and plain washers for clevis pins. Socket set screws are headless and are threaded over their entire length. The iso metric screw threads are the most commonly used type of generalpurpose screw thread worldwide. It is important to have the right tools and know how to measure fasteners. Albany county fasteners created this fastener measuring page to shed some light.
Fastener type chart wood screws machine screws thread cutting machine screws sheet metal screws self drilling sms screws with a smooth shank and tapered point for use in wood. Hardened steel, black oxide finish or 304 stainless steel specification. Head type of bolts hexagon head bolt usually uses nut heavy duty hexagon head cap screw thinner head often used as screw in threaded hole, without nut socket head cap screw usually more precision applications access from the top machine screws usually smaller sizes slot or philips head common. May 04, 2016 the fasteners are typically headless, also called blind, meaning that the screw has no head projecting past the threaded area of the screw. Knurled cup point screws the knurls dig into the surface to provide strong holding power in highvibration applications. Socket set screws of sufficient length should be tested to determine if that can withstand the application of the test torque outlined in the above table without evidence of the socket reaming or the screw. These are useful if you are trying to find an exact replacement screw. Socket set screws dimensions application data seating torques. All data is correct to the best of our knowledge, however tr cannot be held responsible for any errors or omissions.
They were one of the first international standards agreed when the international organization for standardization iso was set up in 1947. Fastener tech data understanding series introduction. Set screws fasten into a fixed shaft to secure a moving object. Machine screws with a thread cutting self tapping point. Browse metric socket head cap screws din 912 in the coburnsmyers online catalog and search by type, diameter, pitch, length, material and finish toll free.
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