Standard subject identification code - Historic Naval Ships Association

UNCLASSIFIEDSECNAV M-5210.2December 2005SSICTitle2253 - 2257 MASTER STATION KEYED CRYPTOGRAPHIC EQUIPMENT2253 MASTER STATION KEYED CRYPTOGRAPHIC EQUIPMENT2254 AIRBORNE CRYPTOGRAPHIC EQUIPMENT2255 SHIPBOARD CRYPTOGRAPHIC EQUIPMENT2256 SHORE CRYPTOGRAPHIC EQUIPMENT2257 VEHICLE/MANPACK CRYPTOGRAPHIC EQUIPMENT2280 COMSEC MATERIAL SYSTEMS, GENERAL2281 POLICY, PLANS AND PROCEDURES2282 DISTRIBUTION AND ALLOWANCE2283 ACCOUNTING AND INVENTORY CONTROL2285 COMSEC MATERIAL SYSTEM ISSUING OFFICES2300 - 2399 COMMUNICATIONS METHODS AND PROCEDURES RECORDS2300 GENERAL COMMUNICATIONS METHODS AND PROCEDURES2310 TRAFFIC HANDLING/PROCESSING RECORDS2311 TRAFFIC ANALYSIS/ENGINEERING RECORDS2313 QUALITY CONTROL RECORDS GENERAL CORRESPONDENCE2314 COMMUNICATIONS EVALUATION RECORDS2316 TRAFFIC STATISTICAL DATA RECORDS2319 MESSAGE FORMATS AND PROCEDURES RECORDS2320 GENERAL ROUTING DOCTRINE RECORDS2321 COMMUNICATION ALTERNATE ROUTING (ALTROUTE) RECORDS2322 STABILIZED ROUTING FOR AFLOAT COMMAND (STROFAC)2324 ACP-117 LISTING RECORDS2325 COMMUNICATIONS GUARD SHIFT RECORDS2340 GENERAL ADDRESS DESIGNATORS RECORDS2341 PLAD RECORDS2342 AIG'S/CAD'S/GENERAL MESSAGE RECORDS2343 ROUTING INDICATORS RECORDS2344 INTERNATIONAL CALL SIGNS RECORDS20UNCLASSIFIED