Basis of Issue Plan - BOIP

A.  DESCRIPTION:  THE TRAINER, SUBCALIBER 120MM MORTAR CONSISTS OF
AN 81MM MORTAR CANNON TUBE, ONE FILLER SECTION AND SLEEVE.  IT IS
DESIGNED TO BE INSTALLED IN THE 120MM MORTAR TUBE. THIS DEVICE IS
STORED IN A STORAGE CONTAINER THAT CONTAINS VARIOUS ISSUE ITEMS
REQUIRED TO OPERATE AND MAINTAIN THE INSERT.

   B.  CAPABILITIES:  THE SUBCALIBER TRAINING DEVICE WILL BE CAPABLE
OF FIRING ALL 81MM MORTAR AMMUNITION (INCLUDES TRAINING AMMUNITION).
81MM MORTAR CAPABILITIES ARE DEFINED IN BOIP I019AA.  BECAUSE OF THIS
CAPABILITY, PHYSICAL SECURITY REQUIREMENTS MUST BE ADHERED TO.

   C.  EMPLOYMENT:  THE SUBCALIBER TRAINING DEVICE WILL BE EMPLOYED
THROUGHOUT THE ACTIVE AND RESERVE COMPONENTS AND IN THE RESIDENT
TRAINING BASE.

   D.  BASIS OF ISSUE:  ONE SUBCALIBER TRAINING DEVICE WILL BE ISSUED
FOR EACH 120MM MORTAR SYSTEM (LIN M68405).

  E.   POWER REQUIREMENTS:  THERE ARE NO POWER REQUIREMENTS FOR THIS
TRAINING DEVICE.

  F.   TRANSPORTATION REQUIREMENTS:  THIS DEVICE IN ITS STORAGE
CONTAINER WILL BE TRANSPORTED BY THE SAME MEANS AS THE 120MM MORTAR
SYSTEM TO WHICH IT IS ASSIGNED OR BEING USED IN.  THE DEVICE WEIGHS
APPROXIMATELY 100 POUNDS.

  G.   PERSONNEL/MAINTENANCE IMPACTS:


        (1)  OPERATOR:

             (A)  CREW SIZE/AOC/MOS:  THE FOUR OR FIVE MAN CREW AS
PER BOIP I060AA (M1064 HEAVY MORTAR CARRIER) AND I031AB (120MM
MORTAR).  INDIRECT FIRE INFANTRYMAN (11C).

             (B)  TRAINING REQUIREMENTS (MOS/GENERAL):  THERE ARE NO
SIGNIFICANT TRAINING IMPACTS.

        (2)  MAINTAINERS:

             (A)  UNIT LEVEL MAINTENANCE:  PERFORMED BY UNIT ARMORER
(92Y) AND INDIRECT FIRE INFANTRYMAN (11C).

             (B)  DS-LEVEL MAINTENANCE:  PERFORMED BY SMALL ARMS
REPAIRER (45B).

             (C)  GS-LEVEL MAINTENANCE:  NONE.

   H.  SPECIAL NOTES:  BOING IS APPROPRIATE FOR PUBLICATION IN AR
71-13.