3D Scanners

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Wages, employment opportunities, and growth projections for STEM jobs.

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Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

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Materials

Design

Processes

Units

Formulas

Math
 
AS 568A No. Covered Range
("W" is the O-ring cross-section diameter, also called the "width")
001 to 114 ID from 0.029" to 0.070" for W=0.040"; 0.042" for W=0.050"; 0.056" for W=0.060"; from 0.070" to 5.239" for W=0.070"; from 0.049" to 0.612" for W=0.103"
115 to 178 ID from 0.674" to 9.737" for W=0.103"
201 to 264 ID from 0.171" to 7.484" for W=0.139"
265 to 349 ID from 7.734" to 17.955" for W=0.139"; from 0.412" to 4.475" for W=0.210"
350 to 439 ID from 4.600" to 25.940" for W=0.210"; from 4.475" to 6.475" for W=0.275"
 
AS 568A No. Nominal Sizes (inch) Actual Sizes (inch)
ID OD Width ID Width
265 73/4 8 1/8 7.734 ± 0.045 0.139 ± 0.004
266 8 81/4 1/8 7.984 ± 0.045 0.139 ± 0.004
267 81/4 81/2 1/8 8.234 ± 0.050 0.139 ± 0.004
268 81/2 83/4 1/8 8.484 ± 0.050 0.139 ± 0.004
269 83/4 9 1/8 8.734 ± 0.050 0.139 ± 0.004
270 9 91/4 1/8 8.984 ± 0.050 0.139 ± 0.004
271 91/4 91/2 1/8 9.234 ± 0.055 0.139 ± 0.004
272 91/2 93/4 1/8 9.484 ± 0.055 0.139 ± 0.004
273 93/4 10 1/8 9.734 ± 0.055 0.139 ± 0.004
274 10 101/4 1/8 9.984 ± 0.055 0.139 ± 0.004
275 101/2 103/4 1/8 10.484 ± 0.055 0.139 ± 0.004
276 11 111/4 1/8 10.984 ± 0.065 0.139 ± 0.004
277 111/2 113/4 1/8 11.484 ± 0.065 0.139 ± 0.004
278 12 121/4 1/8 11.984 ± 0.065 0.139 ± 0.004
279 13 131/4 1/8 12.984 ± 0.065 0.139 ± 0.004
280 14 141/4 1/8 13.984 ± 0.065 0.139 ± 0.004
281 15 151/4 1/8 14.984 ± 0.065 0.139 ± 0.004
282 16 161/4 1/8 15.955 ± 0.075 0.139 ± 0.004
283 17 171/4 1/8 16.955 ± 0.080 0.139 ± 0.004
284 18 181/4 1/8 17.955 ± 0.085 0.139 ± 0.004
309 7/16 13/16 3/16 0.412 ± 0.005 0.210 ± 0.005
310 1/2 7/8 3/16 0.475 ± 0.005 0.210 ± 0.005
311 9/16 15/16 3/16 0.537 ± 0.007 0.210 ± 0.005
312 3/8 1 3/16 0.600 ± 0.009 0.210 ± 0.005
313 11/16 11/16 3/16 0.662 ± 0.009 0.210 ± 0.005
314 3/4 11/8 3/16 0.725 ± 0.010 0.210 ± 0.005
315 13/16 13/16 3/16 0.787 ± 0.010 0.210 ± 0.005
316 7/8 11/4 3/16 0.850 ± 0.050 0.210 ± 0.005
317 15/16 15/16 3/16 0.912 ± 0.010 0.210 ± 0.005
318 1 13/8 3/16 0.975 ± 0.010 0.210 ± 0.005
319 11/16 17/16 3/16 1.037 ± 0.010 0.210 ± 0.005
320 11/8 11/2 3/16 1.100 ± 0.012 0.210 ± 0.005
321 13/16 19/16 3/16 1.162 ± 0.012 0.210 ± 0.005
322 11/4 15/8 3/16 1.225 ± 0.012 0.210 ± 0.005
323 15/16 111/16 3/16 1.287 ± 0.012 0.210 ± 0.005
324 13/8 13/4 3/16 1.350 ± 0.012 0.210 ± 0.005
325 11/2 17/8 3/16 1.475 ± 0.015 0.210 ± 0.005
326 15/8 2 3/16 1.600 ± 0.015 0.210 ± 0.005
327 13/4 21/8 3/16 1.725 ± 0.015 0.210 ± 0.005
328 17/8 21/4 3/16 1.850 ± 0.015 0.210 ± 0.005
329 2 23/8 3/16 1.975 ± 0.018 0.210 ± 0.005
330 21/8 21/2 3/16 2.100 ± 0.018 0.210 ± 0.005
331 21/4 25/8 3/16 2.225 ± 0.018 0.210 ± 0.005
332 23/8 23/4 3/16 2.350 ± 0.018 0.210 ± 0.005
333 21/2 27/8 3/16 2.475 ± 0.020 0.210 ± 0.005
334 25/8 3 3/16 2.600 ± 0.020 0.210 ± 0.005
335 23/4 31/8 3/16 2.725 ± 0.020 0.210 ± 0.005
336 27/8 31/4 3/16 2.850 ± 0.020 0.210 ± 0.005
337 3 33/8 3/16 2.975 ± 0.024 0.210 ± 0.005
338 31/8 31/2 3/16 3.100 ± 0.024 0.210 ± 0.005
339 31/4 35/8 3/16 3.225 ± 0.024 0.210 ± 0.005
340 33/8 33/4 3/16 3.350 ± 0.024 0.210 ± 0.005
341 31/2 37/8 3/16 3.475 ± 0.024 0.210 ± 0.005
342 35/8 4 3/16 3.600 ± 0.028 0.210 ± 0.005
343 33/4 41/8 3/16 3.725 ± 0.028 0.210 ± 0.005
344 37/8 41/4 3/16 3.850 ± 0.028 0.210 ± 0.005
345 4 43/8 3/16 3.975 ± 0.028 0.210 ± 0.005
346 41/8 41/2 3/16 4.100 ± 0.028 0.210 ± 0.005
347 41/4 45/8 3/16 4.225 ± 0.030 0.210 ± 0.005
348 43/8 43/4 3/16 4.350 ± 0.030 0.210 ± 0.005
349 41/2 47/8 3/16 4.475 ± 0.030 0.210 ± 0.005
Glossary
FREE Publications
3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

more publications