1-49 Table 1-5.—Style to Military Specification Cross-Reference. —Continued STYLE SPECIFICATION DESCRIPTION CLASS STATUS REPLACEMENT CMR 39001 Mica, Silvered ER A CMS 87164 Mica, Silvered Hi-Rel A CN 91 Paper, Non-Metal Cases Non-ER C 55514 CP 25 Paper, Herm. Sealed Non-ER I 19978 CPV 14157 Paper or Plastic, Herm. Sealed Non-ER C 19978 CQ 19978 Paper or Plastic, Herm. Sealed Non-ER I CQR CQR 19978 Paper or Plastic, Herm. Sealed ER A CRH 83421 Metallized Plastic, Herm. Sealed ER A CRL 83500 Tantalum, Wet Slug Non-ER A CS 26655 Tantalum, Solid, Herm. Sealed Non-ER C 39003 CSR 39003 Tantalum, Solid, Herm. Sealed ER A CSS 39003 Tantalum, Solid, Herm. Sealed Hi-Rel A CT 92 Air, Variable Non-ER A CTM 27287 Plastic, Non-Metal Case Non-ER I 55514 CU 39018 Aluminum Electrolytic Non-ER PI CUR CUR 39018 Aluminum Electroyltic ER A CV 81 Ceramic, Variable Non-ER A CWR 55365 Tantalum, Solid, Chip ER A CX 49137 Tantalum, Solid, Non- Herm. Sealed Non-ER A CY 11272 Glass Non-ER I 23269 CYR 23269 Glass Non-ER A CZ 11693 Metallized Paper or Plastic F.T. Non-ER I CZR CZR 11693 Metallized Paper or Plastic F.T. ER A PC 14409 Piston Trimmer Non-ER A A  =  Active for design          ER  =  Extended reliability C  =  Canceled NON-ER =  Not extended reliability I   =  Inactive for design HI-REL   =  High reliability PI =  Partially Inactive for design Military Standard 198E (MIL-STD-198E) contains information concerning capacitors and should be helpful in selecting any replacement. Resistor Identification This section contains information that will aid you in identifying the specifications indicated on resistors.