SUPPLY DEPARTMENT AFLOAT
The supply department afloat has many responsibilities that can be broken down into two functions, material support and service. The material support functions relate to operational and maintenance requirements, while the service functions relate to the operation of the service activities. The overall mission of the supply department afloat is to support the material and service needs of the ship. To do this, supply must procure, receive, inspect, stow, issue, and account for general stores, repair parts, equipage, equipment, ship's store stock, clothing, and subsistence items. The department will also have to operate a ship's store, snack bar, laundry, barbershop, dry-cleaning plant, and disbursing office as required.

SUPPLY DEPARTMENT ORGANIZATION
The supply department is organized into divisions to make the performance of duties easier

Supply Officer

The number of divisions varies the essential functions within the supply depart-and number of according to the type of ship personnel aboard. ment and defines channels of responsibility and authority. The chart is normally located in the supply office and is updated as personnel are reassigned. The accountability for the ship's store and The head of the supply department is the other areas of supply may be assigned to a supply officer. The supply officer is the senior subordinate Supply Corps officer; however, this Supply Corps officer aboard and he or she is does not relieve the senior Supply Corps officer responsible to the commanding officer for the of his or her responsibilities. The supply officer proper operation and administration of all supply assigns responsibilities by written request routed department functions. The supply officer prepares through the commanding officer for approval. The the organizational chart. The chart identifies all subordinate Supply Corps officer is responsible to the supply officer for the efficient operation of assigned areas as required by the NAVSUP publications. The approval of these requests is terminated upon detachment of the supply officer or assistant for ship's store, disbursing, or foodservice.

Figure 1-1.- Typical supply department on a ship with a Supply Corps officer.

S-1 Division
The S-1 division is made up of personnel from the Storekeeper (SK) rating. Their duties vary according to the size of the ship and unit requirements. In general, SKs procure, receive, stow, expend, and account for consumables, equipage, repair parts, and other material as assigned. They also maintain records; prepare correspondence, reports, and returns; and perform required obligation recordings. In stock control, SKs determine stock requirements; prepare requisitions; process receipt and expenditure documents and maintain related files and records; perform financial accounting for material; and maintain material catalogs, allowance lists, and technical publications.

S-2 Division
The S-2 division is made up of personnel from the Mess Management Specialist (MS) rating. They operate all phases of the general mess and make authorized issues, sales, and transfers of food items. In general, they determine requirements; prepare requisitions; and receive, stow, expend, and maintain related files and records for food items. They also prepare and serve food to the crew, including the operating of foodservice equipment, and are responsible for the cleanliness and upkeep of assigned spaces.

S-3 Division
The S-3 division is made up of personnel from the Ship's Serviceman (SH) rating. SHs operate and maintain all resale and service activities such as the ship's store, clothing store, snack bar, vending machines, laundry, barbershop, and dry-cleaning plant. SHs also determine requirements for stock and operating supplies; prepare requisitions and purchase orders; receive, stow, issue stock; conduct inventory; operate the ROM micro-computer; and maintain related records and files. They also operate all related service activity equipment, other office equipment, and are responsible for the cleanliness and upkeep of assigned spaces.

S-4 Division
The S-4 division is made up of personnel from the Disbursing Clerk (DK) rating. Their duties include collecting and disbursing all public funds aboard ship and performing all pay and allowance functions. The DKs' duties also include main-taining military pay records, preparing money lists, preparing and verifying public vouchers, and preparing reports and financial returns.