PNs perform clerical and personnel administration duties   involved   in   manpower   utilization.   They maintain  personnel  records,  prepare  reports,  and accomplish  accounting  procedures.  PNs  counsel enlisted  personnel  concerning  Navy  ratings,  training, advancement,  educational  opportunities,  and  the  rights, benefits, and advantages of a Navy career. They also conduct  tests  and  interviews  regarding  various personnel  programs. PNs use and maintain current publications and directives pertaining to personnel administration  and  operate  associated  automatic  data processing  (ADP)  equipment. Postal Clerk.— The insignia for the Postal Clerk (PC) rating is the symbol of a postal cancellation mark. PCs operate Navy post offices ashore and afloat. They supervise, organize, and establish or disestablish Navy post offices. PCs perform postal counterwork, including sales of stamps and money orders. They also process  incoming  and  outgoing  mail,  route  mail, maintain mail directories, process official mail, and maintain security of postal effects and mail matter. PCs additionally  process  claims  and  inquiries  and  prepare and file postal correspondence, records, and reports. Religious Program Specialist.— The insignia for the Religious Program Specialist (RP) rating is the symbol of a globe and anchor superimposed over a compass  rose. RPs support chaplains in implementing command religious  programs  (CRPs)  to  accommodate  the religious  needs  and  rights  of  Navy  and  Marine  Corps personnel and their families. RPs facilitate the delivery of  ministry  by  chaplains  by  conducting  rehearsals, making  referrals,  and  rigging  and  unrigging  for religious  services  and  CRP  events.  RPs  recruit,  train, and  supervise  CRP  volunteers  who  assist  in  worship, religious education, and other programs. They also 2-22 publicize CRP events and organize, coordinate, and support  religious  education  programs. RPs additionally provide library services on board ships and manage  and  administratively  support  CRP  elements. Yeoman.—  The  insignia  for  the  Yeoman  (YN) rating is a replica of crossed quills. YNs perform clerical and administrative duties, including typing and filing. They prepare and route correspondence  and  reports  and  maintain  records, publications,  and  officer  service  records.  YNs  counsel officer  personnel  on  administrative  matters,  perform administrative   functions   that   deal   with   legal proceedings,  and  maintain  legal  files.  They  also conduct   reporting/detaching   and   required retention-related   interviews. OCCUPATIONAL  FIELD  16  (LOGISTICS).— This  occupational  field  includes  the  Aviation Storekeeper   (AK),   Disbursing   Clerk   (DK),   Mess Management Specialist (MS), Ship’s Serviceman (SH), and  Storekeeper  (SK)  ratings. Aviation  Storekeeper.—  The insignia for the Aviation Storekeeper (AK) rating consists of a winged symbol  of  crossed  keys. AKs  operate  data  processing  equipment  to  record data for accounting purposes. They receive, identify, store,  and  issue  aviation  supplies,  spare  parts,  and  stocks of technical aviation items. AKs also prepare and maintain  records  pertaining  to  stock  control  and issuance of aviation equipment and materials. They maintain control of the status, physical inventory, and location of repairable and retrograde components. Disbursing   Clerk.—The   insignia   for   the Disbursing Clerk (DK) rating is the symbol of a key superimposed on the face of a check.