Volume 1 of 2
MIL-HDBK-162A
APPENDIX A
15 December 1965
LIST OF PREFIX LETTERS USED WITH TYPE NUMBERS (cont'd)
LC ..........................................
Telephone line construction tools and apparatus.
LG ..........................................
Legs.
LM ..........................................
Lamps and bulbs, illuminating.
LP...........................................
Loops.
LS...........................................
Loudspeakers.
M ............................................
Miscellaneous.
MA..........................................
Masts, radio complete but does not include antenna wires or counterpoise.
MC .........................................
Same as "M" except usually larger or more complicated. An "MC" might contain an "M".
ME..........................................
Maintenance and other miscellaneous equipments.
MG .........................................
Motor-generator.
ML ..........................................
Meteorological apparatus.
MM .........................................
Miscellaneous mechanical repair parts.
MO .........................................
Motors.
MP..........................................
Mast plates and caps.
MS..........................................
Mast sections.
MT..........................................
Ground mats.
OC..........................................
Oil cans and oil-can equipments.
P ............................................
Headsets.
PA ..........................................
Public address equipment.
PD ..........................................
PE ..........................................
Power Units, dynamotor units, etc.
PF ..........................................
Pole fittings, including all small parts used in pole-line construction.
PG..........................................
Pigeon articles.
PH ..........................................
Photographic articles.
PL...........................................
Plugs.
PN ..........................................
Panels for mounting on relay racks or frames.
PO..........................................
Poles and pike poles.
R ............................................
Telephone receivers. A single receiver without headband assembly as differentiated from headset
or handset.
RA ..........................................
RC..........................................
Accessory equipments for use with radio sets, to extend their utility.
RL ..........................................
Reel mechanisms to rotate spools or reels which are the equivalent of spools except of larger
diameter.
RM .........................................
Remote control units.
RP ..........................................
Rope and nonelectrical cord.
RS ..........................................
Resistors.
RU..........................................
Cooling system.
SCM .......................................
Meteorological sets and equipment.
SCR........................................
Radio sets and other complete assemblages.
SCS........................................
Extensive communication systems.
SE ..........................................
Signal equipments or sets.
SG..........................................
Shafts and gears including worms and pinions.
SO..........................................
Sockets, plug, and radio tube.
ST ..........................................
Straps, carrying, etc.
SW .........................................
Switches.
SY ..........................................
Stationary sets.
T.............................................
Telephone transmitters and microphones. Single transmitter without assembly in breastplate or
other unit.
TC ..........................................
Telephone or telegraph control office sets.
TD ..........................................
Chest sets.
TE ..........................................
Tool equipments and tool sets.
TF...........................................
Transformers, power.
TG ..........................................
Telegraph instruments.
TL...........................................
Tools.
TM..........................................
Terminals, terminal lugs, connectors, binding posts, etc.
TP ..........................................
Telephones, desk sets, etc.
TR ..........................................
Towers.
1A-10
Previous Page
