WebDec 11, 2003 · I would have to say that anything beyond a simple countersink or counterbore on both sides of the part should be detailed with dimensions on the individual features. Hole note could be just the way it works now with the addition of BOTH SIDES after the chamfer or counterbore callout if on both sides. WebFeb 19, 2024 · Counterbore symbol The symbol used to callout a spotface is the counterbore symbol with the letters SF in the middle. This is per the engineering …
Dimensioning counterbores - Engineering Drawing
Web• Drawing number (create your own number format, makes referring to parts easier) • Team Name . ... Machinery’s handbook lists various bolt related hole sizes including counterbore diameters and clearance hole diameters under the Cap Screw sections. 2/5/2003 These hole callouts mean: these cross-sections Tolerances WebAug 8, 2024 · This compact presentation with a special counterbore designation saved multiple annotations, dimension lines and witness lines. Figure 12. A compact counterbore hole callout. Similarly, I right-click on the countersink angle callout and picked “Combine Callout Dimensions” as shown in Figure 13. Figure 13. jeanne robillard burns pond whitefield nh
Basic Symbols Used in Engineering Drawings - Wisc …
WebJan 19, 2011 · I am making an engineering drawing for a plate that has some holes drilled for a couple different kinds of screws and I don't know how to do a callout for how to drill the hole and co'bore it. The two sizes are 3/8-16 coarse thread and 1/4-28 fine thread. Thanks for the help. Post Reply Tell a Friend (must be logged in) Alert Admin About Post WebAug 23, 2024 · Normally a counterbore is added to a thru hole to hide the fastener head. With a tapped hole at the bottom I'm guessing a spaceer or standoff fits into the c-bore, … WebTools. Engineering drawing abbreviations and symbols are used to communicate and detail the characteristics of an engineering drawing. This list includes abbreviations common to the vocabulary of people who work with engineering drawings in the manufacture and inspection of parts and assemblies. Technical standards exist to … luxury asphalt shingles factory