TM 1-4940-355-12&P
SHOP EQUIPMENT CONTACT MAINTENANCE (SECM)
EQUIPMENT DESCRIPTION AND DATA
CHARACTERISTICS
The Shop Equipment Contact Maintenance (SECM) is a bonded composite structure, which includes the main
(center) container, two side boxes and an overhead cargo/maintenance rack. When the SECM container is
assembled and installed on the HMMWV it provides for the transport of aircraft maintenance repair parts, tools,
and equipment.
The SECM container, when mounted on the HMMWV can be transported by highway, rail, marine or air (C130,
C141, C17 or C5 aircraft), or externally by helicopter as prescribed in FM-55-450 (Series).
The SECM, when mounted on the HMMWV, can be operated in any geographical area and under any climatic
condition.
CAPABILITIES AND FEATURES
The side boxes are equipped with adjustable shelves which can be positioned up or down in one-inch increments.
There is also one universal, 8 inch high, parts tray in each side box. The trays are provided for small parts/tool
transport.
The main box is also equipped with two shelves, which can be adjusted at one-inch increments.
Cargo tie down straps, which connect to the shelf tracks in the side and center boxes, are provided for tie down of
loose equipment/parts.
The overhead cargo/maintenance rack assembly is equipped with tie down rings around its perimeter. The rings
will accept standard air cargo tie down strap, and/or other devices for the securing of cargo. The rack assembly
will accommodate a maximum of 500 pounds. Removable handrail assemblies are included for personnel safety
during maintenance operations. A stepladder is also available for access to the rack assembly. The rack
assembly provides storage space for the handrail assemblies and ladder.
The main box is equipped with a top slider door, which will allow cargo to be loaded from hoists or similar top
entry style loading systems.
All doors of the container are equipped with hasps and staples that will readily accept a standard padlock.
CAUTION
Do not operate vehicle with Overhead Cargo/Maintenance Rack Assembly
handrail assemblies fully extended. Serious damage could occur.
Prior to travel, the handrail assemblies must be lowered to the intermediate position or removed and stowed. The
ladder must be removed and stowed.
Change 1 15 March 2005
0002 00-1