Tapered Caps

The Tapered Series can be used as either a cap or plug* depending on application. Excellent for protecting threads and keeping unwanted contamination out of pipes, valves, tubing and most other cylindrical openings. The most economical solution for protecting standard size threads, unified threads, N.P.T. and metric size fittings or ports.
*Refer to plug sizes HERE.

  • Typical wall thickness .032
  • Color: Red
  • Material: Low Density Polyethylene
  • LDPE service temperature: 150° F (66° C)
  • Applicable specs: MIL-C-5501/7 (MIL-C-52078), NAS-834
  • Most sizes available in thermoplastic rubber for higher heat applications
  • Thermoplastic rubber service temperature: 275°F (135°C)
  • RoHS Compliant
Tapered Series

Product Options

Please confirm that your Part Number is correct and adjust the other selections below to meet your application's requirements.

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PART NO. COLOR COMMON APPLICATION A B E F PRODUCT OPTIONS
in. in. in. in.
#1 Red N/A 0.057 1.448 0.122 3.099 0.403 10.236 0.311 7.899 Sample 25,000 1 1,000 100 352.50 49.40 17.26
#2 Red N/A 0.085 2.159 0.145 3.683 0.375 9.525 0.377 9.576 Carton 25,000 1 1,000 100 352.50 49.40 17.26
#3 Red N/A 0.113 2.870 0.183 4.648 0.379 9.627 0.375 9.525 Select Pack 25,000 1 1,000 100 352.50 49.40 17.26
#4 Red N/A 0.124 3.150 0.196 4.978 0.377 9.576 0.372 9.449 Carton 25,000 1 1,000 100 352.50 49.40 17.26
#5 Red N/A 0.148 3.759 0.212 5.385 0.379 9.627 0.435 11.049 Select Pack 20,000 1 1,000 100 282.00 49.40 17.26
#6 Red N/A 0.177 4.496 0.240 6.096 0.381 9.677 0.473 12.014 Carton 15,000 1 1,000 100 211.50 49.40 17.26
#7 Red N/A 0.210 5.334 0.275 6.985 0.375 9.525 0.470 11.938 Sample 15,000 1 1,000 100 211.50 49.40 17.30
#8 Red 15/64 Std Thr 0.240 6.096 0.301 7.645 0.385 9.779 0.533 13.538 Sample 25,000 1 1,000 100 352.50 49.40 17.26
#9 Red N/A 0.270 6.858 0.331 8.407 0.377 9.576 0.559 14.199 Kit Pack 22,500 1 1,000 100 342.00 53.60 18.74
#10 Red N/A 0.303 7.696 0.362 9.195 0.380 9.652 0.579 14.707 Sample 20,000 1 1,000 100 304.00 53.60 18.74
#11 Red 3/8 Std Thr 0.327 8.306 0.393 9.982 0.377 9.576 0.620 15.748 Sample 17,000 1 1,000 100 261.80 54.30 19.01
#12 Red 1/8 NPT 0.362 9.195 0.425 10.795 0.380 9.652 0.596 15.138 Kit Pack 17,000 1 1,000 100 261.80 54.00 18.87