(4) There are six containers in each module; a module contains all food
items and disposable items (trays, cups, dining packets, and trash bags) necessary to
feed 100 individuals.
The ration provides approximately 4300 kilocalories.
(6) This ration has a shelf life of 24 months at 80F (27C). However, some
components are susceptible to damage under extreme conditions such as freezing, high
temperatures, humidity, insects/rodents, puncture or breakage of containers, and so
(7) The ration is delivered on pallets; each pallet contains two 100-man
breakfast meals or two 100-man lunch/dinner meals.
The average weight of the module is 229.1 pounds.
Each menu has its own National Stock Number (NSN).
c. Additional Information.
(1) It takes two to three hours for two cooks to prepare a meal for 100
people; additional personnel are needed for serving and sanitation.
(2) Since fielding the Unitized Group Ration (UGR), the Army has chosen to
use the UGR Heat and Serve (H&S) in lieu of the Unitized B Rations. The Marine
Corps continues to use the Unitized B Ration.
UNITIZED TRAY PACK (T-RATION)
a. Purpose. The T-Ration was designed to sustain groups of military personnel
in highly mobile field situations with high quality, nutritionally adequate, heat and serve