
WW SERIES Tapered Caps & Plugs with Wide, Thick Flanges
Description
Accepted by the aircraft industry, Series WW Caps are designed with a wide, thick flange to ensure against being erroneously forced “all the way through” when used as a plug.
Available in 76 sizes, this versatile part may easily be used as a cap or plug, depending upon application.
Material: Low-Density Polyethylene
Color*: Yellow
Applicable Spec: NAS 816
Dimensions
Dimensions tables are long and do not adequately fit on mobile devices.
View this page on a tablet or computer, or call Estco with questions about dimensions:

Caplug No. | DIMENSIONS | Packaging | ||||||||||||||
A | B | C | D | E | F | G | Carton Quant. | Mini Pak Quant. | ||||||||
in. | mm. | in. | mm. | in. | mm. | in. | mm. | in. | mm. | in. | mm. | in. | mm. | |||
WW-00 | .116 | 2.95 | .182 | 4.62 | .053 | 1.35 | .120 | 3.05 | .37 | 9.40 | .50 | 12.70 | .090 | 2.29 | 5000 | 1000 |
WW-0 | .173 | 4.39 | .240 | 6.10 | .111 | 2.82 | .177 | 4.50 | .37 | 9.40 | .56 | 14.22 | .090 | 2.29 | 5000 | 1000 |
WW-0X | .230 | 5.84 | .275 | 6.99 | .149 | 3.78 | .190 | 4.83 | .31 | 7.87 | .56 | 14.22 | .060 | 1.52 | 10000 | 2000 |
WW-1 | .236 | 5.99 | .296 | 7.52 | .174 | 4.42 | .225 | 5.72 | .31 | 7.87 | .62 | 15.75 | .090 | 2.29 | 5000 | 1000 |
WW-2 | .299 | 7.59 | .365 | 9.27 | .235 | 5.97 | .302 | 7.67 | .31 | 7.87 | .68 | 17.27 | .090 | 2.29 | 5000 | 1000 |
WW-2X | .333 | 8.46 | .392 | 9.96 | .269 | 6.83 | .319 | 8.10 | .31 | 7.87 | .72 | 18.29 | .090 | 2.29 | 5000 | 1000 |
WW-3 | .367 | 9.32 | .418 | 10.62 | .298 | 7.57 | .354 | 8.99 | .31 | 7.87 | .75 | 19.05 | .090 | 2.29 | 5000 | 1000 |
WW-3X | .397 | 10.08 | .447 | 11.35 | .328 | 8.33 | .383 | 9.73 | .31 | 7.87 | .78 | 19.81 | .090 | 2.29 | 5000 | 1000 |
WW-4 | .427 | 10.85 | .475 | 12.07 | .356 | 9.04 | .409 | 10.39 | .31 | 7.87 | .81 | 20.57 | .090 | 2.29 | 5000 | 1000 |
WF 9 | .435 | 11.05 | .509 | 12.93 | .365 | 9.27 | .450 | 11.43 | .47 | 11.94 | .83 | 21.08 | – | – | 10000 | 2000 |
WF 9-2 | .460 | 11.68 | .500 | 12.70 | .396 | 10.06 | .444 | 11.28 | .38 | 9.65 | .75 | 19.05 | – | – | 6000 | 1200 |
WW-5 | .481 | 12.22 | .547 | 13.89 | .409 | 10.39 | .493 | 12.52 | .37 | 9.40 | .87 | 22.10 | .090 | 2.29 | 5000 | 1000 |
WW-5X | .500 | 12.70 | .563 | 14.30 | .440 | 11.18 | .500 | 12.70 | .37 | 9.40 | .89 | 22.61 | .090 | 2.29 | 5000 | 1000 |
WW-6 | .530 | 13.46 | .615 | 15.62 | .468 | 11.89 | .547 | 13.89 | .37 | 9.40 | .94 | 23.88 | .090 | 2.29 | 5000 | 1000 |
WF11-2 | .560 | 14.22 | .631 | 16.03 | .497 | 12.62 | .579 | 14.71 | .47 | 11.94 | .97 | 24.64 | – | – | 6500 | 1300 |
WW-7 | .590 | 14.99 | .667 | 16.94 | .518 | 13.16 | .605 | 15.37 | .44 | 11.18 | 1.00 | 25.40 | .090 | 2.29 | 5000 | 1000 |
WW-7X | .610 | 15.49 | .687 | 17.45 | .548 | 13.92 | .635 | 16.13 | .44 | 11.18 | 1.03 | 26.16 | .090 | 2.29 | 5000 | 1000 |
WW-8 | .628 | 15.95 | .725 | 18.42 | .558 | 14.17 | .662 | 16.81 | .44 | 11.18 | 1.06 | 26.92 | .090 | 2.29 | 5000 | 1000 |
WW-8X | .658 | 16.71 | .750 | 19.05 | .588 | 14.94 | .687 | 17.45 | .44 | 11.18 | 1.09 | 27.69 | .090 | 2.29 | 5000 | 1000 |
WW-9 | .690 | 17.53 | .775 | 19.69 | .620 | 15.75 | .721 | 18.31 | .47 | 11.94 | 1.12 | 28.45 | .090 | 2.29 | 5000 | 1000 |
WW-9X | .725 | 18.42 | .812 | 20.62 | .663 | 16.84 | .761 | 19.33 | .50 | 12.70 | 1.16 | 29.46 | .090 | 2.29 | 5000 | 1000 |
WW-10 | .755 | 19.18 | .870 | 22.10 | .693 | 17.60 | .808 | 20.52 | .50 | 12.70 | 1.18 | 29.97 | .090 | 2.29 | 5000 | 1000 |
WW-11 | .820 | 20.83 | .930 | 23.62 | .755 | 19.18 | .865 | 21.97 | .53 | 13.46 | 1.25 | 31.75 | .090 | 2.29 | 2500 | 500 |
WW-11X | .825 | 20.96 | .929 | 23.60 | .763 | 19.38 | .878 | 22.30 | .56 | 14.22 | 1.25 | 31.75 | .090 | 2.29 | 2500 | 500 |
WF 21 | .866 | 22.00 | .976 | 24.79 | .804 | 20.42 | .925 | 23.50 | .65 | 16.51 | 1.81 | 45.97 | – | – | 2500 | 500 |
WW-12 | .867 | 22.02 | .975 | 24.77 | .805 | 20.45 | .913 | 23.19 | .56 | 14.22 | 1.28 | 32.51 | .090 | 2.29 | 2500 | 500 |
WW-12X | .915 | 23.24 | 1.035 | 26.29 | .840 | 21.34 | .960 | 24.38 | .63 | 16.00 | 1.34 | 34.04 | .090 | 2.29 | 2500 | 500 |
WW-13 | .984 | 24.99 | 1.105 | 28.07 | .919 | 23.34 | 1.040 | 26.42 | .66 | 16.76 | 1.44 | 36.58 | .090 | 2.29 | 2500 | 500 |
WW-13B | 1.094 | 27.79 | 1.215 | 30.86 | 1.031 | 26.19 | 1.132 | 28.75 | .69 | 17.53 | 1.56 | 39.62 | .090 | 2.29 | 2500 | 500 |
WW-14 | 1.110 | 28.19 | 1.233 | 31.32 | 1.043 | 26.49 | 1.157 | 29.39 | .66 | 16.76 | 1.56 | 39.62 | .090 | 2.29 | 2500 | 500 |
WW-14X | 1.150 | 29.21 | 1.284 | 32.61 | 1.108 | 28.14 | 1.205 | 30.61 | .66 | 16.76 | 1.56 | 39.62 | .090 | 2.29 | 2500 | 500 |
WF 24-2 | 1.150 | 29.21 | 1.284 | 32.61 | 1.080 | 27.43 | 1.220 | 30.99 | .75 | 19.05 | 1.56 | 39.62 | – | – | 1500 | 300 |
WF 25 | 1.180 | 29.97 | 1.314 | 33.38 | 1.115 | 28.32 | 1.260 | 32.00 | .75 | 19.05 | 1.56 | 39.62 | – | – | 1500 | 300 |
WF 26 | 1.236 | 31.39 | 1.382 | 35.10 | 1.166 | 29.62 | 1.324 | 33.63 | .75 | 19.05 | 1.69 | 42.93 | – | – | 1500 | 300 |
WW-15 | 1.237 | 31.42 | 1.382 | 35.10 | 1.167 | 29.64 | 1.288 | 32.72 | .66 | 16.76 | 1.68 | 42.67 | .090 | 2.29 | 2500 | 500 |
WW-16 | 1.312 | 33.32 | 1.465 | 37.21 | 1.249 | 31.72 | 1.364 | 34.65 | .81 | 20.57 | 1.84 | 46.74 | .120 | 3.05 | 1000 | 200 |
WF 27-2 | 1.312 | 33.32 | 1.466 | 37.24 | 1.249 | 31.72 | 1.427 | 36.25 | .78 | 19.81 | 1.84 | 46.74 | – | – | 1000 | 200 |
WF 27 | 1.312 | 33.32 | 1.465 | 37.21 | 1.248 | 31.70 | 1.417 | 35.99 | .93 | 23.62 | 1.84 | 46.74 | – | – | 1000 | 200 |
WW-16X | 1.416 | 35.97 | 1.516 | 38.51 | 1.354 | 34.39 | 1.462 | 37.13 | .69 | 17.53 | 1.75 | 44.45 | .120 | 3.05 | 1000 | 200 |
WW-17 | 1.452 | 36.88 | 1.603 | 40.72 | 1.377 | 34.98 | 1.503 | 38.18 | .63 | 16.00 | 1.94 | 49.28 | .120 | 3.05 | 1000 | 200 |
WF-28 | 1.452 | 36.88 | 1.604 | 40.74 | 1.378 | 35.00 | 1.552 | 39.42 | .75 | 19.05 | 1.94 | 49.28 | – | – | 1000 | 200 |
WW-18 | 1.580 | 40.13 | 1.714 | 43.54 | 1.515 | 38.48 | 1.649 | 41.88 | .63 | 16.00 | 2.06 | 52.32 | .120 | 3.05 | 1000 | 200 |
WW-19 | 1.730 | 43.94 | 1.887 | 47.93 | 1.650 | 41.91 | 1.780 | 45.21 | .63 | 16.00 | 2.31 | 58.67 | .120 | 3.05 | 1000 | 200 |
WF 30 | 1.730 | 43.94 | 1.888 | 47.96 | 1.650 | 41.91 | 1.828 | 46.43 | .75 | 19.05 | 2.31 | 58.67 | – | – | 500 | 100 |
WF 31 | 1.810 | 45.97 | 1.975 | 50.17 | 1.731 | 43.97 | 1.916 | 48.67 | .75 | 19.05 | 2.38 | 60.45 | – | – | 500 | 100 |
WW-210 | 1.850 | 46.99 | 2.020 | 51.31 | 1.788 | 45.42 | 1.917 | 48.69 | 1.00 | 25.40 | 2.44 | 61.98 | .120 | 3.05 | 500 | 100 |
WF 32 | 1.850 | 46.99 | 2.020 | 51.31 | 1.788 | 45.42 | 1.973 | 50.11 | 1.12 | 28.45 | 2.44 | 61.98 | – | – | 500 | 100 |
1064 | 1.900 | 48.26 | 1.990 | 50.55 | 1.780 | 45.21 | 1.870 | 47.50 | .57 | 14.48 | 2.34 | 59.44 | – | – | 2500 | 500 |
WW-21 | 1.927 | 48.95 | 2.058 | 52.27 | 1.857 | 47.17 | 1.988 | 50.50 | .63 | 16.00 | 2.38 | 60.45 | .120 | 3.05 | 1000 | 200 |
WF 34 | 2.067 | 52.50 | 2.243 | 56.97 | 2.005 | 50.93 | 2.197 | 55.80 | 1.12 | 28.45 | 2.69 | 68.33 | – | – | 250 | 50 |
WF 34-2 | 2.072 | 52.63 | 2.263 | 57.48 | 2.010 | 51.05 | 2.218 | 56.34 | 1.12 | 28.45 | 2.69 | 68.33 | – | – | 250 |