Microphone, Microphone Adapter and Communications Lead: The microphone is the M26542/8-01 150 ohm microphone element. It is attached to a microphone adapter that is attached to the communications port in the front module main body inside the facepiece assembly. One end of the communications lead is connected to the communications port on the front of the front module assembly; the other end is connected to the combat vehicle helmet and provides the capability for on-vehicle communications. The microphone and microphone adapter are stored fitted inside the mask.
Microphone Adapter
Adapter Gasket
Microphone
Communications Lead
Microphone, Microphone Adapter and Communications Lead
Protective Hood: There are two sizes of the protective hood: Large and Medium/Small. The protective hood is made of flame-resistant material that protects the warfighter from CBRN vapors, aerosols and liquids. Additionally, the protective hood protects the warfighter for a short duration of time during emergency escape from fires. The protective hood attaches to the mask and is placed over the warfighter’s head. The mask is stowed with the protective hood attached.
Protective Hood
Hose Assembly: The hose assembly provides a connection between the mask and the vehicle collective protection system. One end of the hose connects directly to the M61 filter. The filter connector swivels, enhancing head and body movement. The other end connects directly to the vehicle collective protection system. The hose is attached to the warfighter’s uniform using the Clothing Clip to prevent the hose from pulling the mask away from the face.
Filter Swivel
Connector Hose
Clothing
Clip Vehicle
Connector
Hose Assembly
LOCATION AND DESCRIPTION OF M51, COMBAT VEHICLE SPECIFIC COMPONENTS – Continued Mask Carrier Extension Strap: The mask carrier extension strap is a component of the M51 System and is used to facilitate the mask carrier shoulder carry configuration for combat vehicle crewmen. It is also an AAL item for the M50.
Mask Carrier Extension Strap DESCRIPTION OF ADDITIONAL AUTHORIZED LIST ITEMS
Vision Correction Assembly (WP 0034 00): The Vision Correction Assembly consists of a Vision Support Frame that attaches to the inside of the mask and is used to mount and adjust the Vision Correction Spectacle Support Frame containing the warfighter’s corrective lens as required.
Vision Correction Spec Frame
Assembly
Cam Lock Vision Correction
Support Frame Support Frame
Standoff Receptacle Vision Correction
Spectacle Frame Assembly
Vision Correction Support Frame
Support Frame Locking Tabs Support Frame
Adjusting Column
Skin Decontaminating Kit, M291 (WP 0050 00): The Skin Decontaminating Kit, M291 is used to decontaminate the warfighter’s hands, face, ears, and neck. It consists of a flexible outer pouch
containing six individual skin-decontaminating packets. For details, see TM 3-4230-229-10 (Army), T.O.
11D1-1-131 (Air Force), TM 4230-10/1 (Marine Corps), SS010-AA-MMO-010 (Navy).
Decontamination Kit, Skin, M291
Reactive Skin Decontamination Lotion (RSDL) (WP 0050 00): RSDL is a broad-spectrum liquid Chemical Warfare agent decontaminant that will remove and neutralize military chemical agents on contact. RSDL is safe for use on all intact skin. RSDL neutralizes CW agents on contact and leaves only a nontoxic residue that can be washed off with water when convenient. It does not need to be removed immediately and is safe on the skin whether CW agent was initially present or not.
DESCRIPTION OF ADDITIONAL AUTHORIZED LIST ITEMS – Continued
TEAR
Reactive Skin
Decontamination Lotion (RSDL)
Individual Equipment Decontaminating Kit, M295 (WP 0050 00): The Individual Equipment
Decontaminating Kit, M295 is used to decontaminate the warfighter’s protective gloves, mask, hood, overboots, Load Carrying Equipment (LCE), and weapon. Do not use for skin decontamination. For details, see TM 3-4230-235-10 (Army).
Individual Equipment Decontamination Kit, M295
Chemical Agent Detector Paper, M8 (WP 0050 00): M8 detector paper comes in booklets of 25 sheets.
It is used to detect the presence of liquid V- or G-type nerve agents or H-type blister agent. It does not detect vapor. For details, see TM 3-6665-254-12 (Army).
Paper Chemical Agent Detector, M8
Nerve Agent Antidote Kit (NAAK) (WP 0050 00): The NAAK is used for immediate treatment of
warfighter's subjected to nerve agent poisoning. Warfighter’s receive three NAAKs, for this purpose. The NAAK consists of one small auto injector containing atropine and a second auto injector containing pralidoxime chloride. A plastic clip holds the two injectors together. For details, see FM 8-285 (Army), AFJMAN 44-149 (Air Force), FMFM11-11 (Marine Corps), and NAVMED P-5041 (Navy).
DESCRIPTION OF ADDITIONAL AUTHORIZED LIST ITEMS – Continued
Antidote Treatment Nerve Agent Auto Injector System (ATNAA) (WP 0050 00): The ATNAA is a replacement for the NAAK. The ATNAA is used for immediate treatment of warfighter’s subjected to nerve agent poisoning. Warfighter’s receive three ATNAAs for this purpose. The ATNNA is a single cylindrically shaped auto injector containing two chambers. One chamber contains atropine and the other contains pralidoxime chloride. It delivers both antidotes in a single injection.
Antidote Treatment Nerve Agent Auto Injector System (ATNAA)
Diazepam Injection (WP 0050 00): The Diazepam Injection is an adjunct to the NAAK. It is an auto injector modified to hold a 2-millimeter volume of diazepam. The Diazepam Injection is administered by buddy aid only. It is used for intramuscular delivery of diazepam to a buddy who is incapacitated by nerve agent poisoning. For details, see FM 8-285 (Army), AFJMAN 44-149 (Air Force), FMFM11-11 (Marine Corps), and NAVMED P-5041 (Navy).
Diazepam Injection (CANA)
Nerve Agent Pretreatment Pyridostigmine (NAPP) (WP 0050 00). NAPP is an adjunct to the NAAK/ATNAA. NAPP pretreatment enhances individual survivability in a nerve agent chemical environment and consists of a blister pack containing 21 tablets. Each tablet consists of 30-mg
pyridostigmine bromide. Each individual is initially issued one NAPP package. Orders to start taking the NAPP will be issued by the proper authority within the chain of command. Refer to FM 8-285/NAVMED P-5041/AFJMAN 44-149/ MCRP 4-11.1A for more information on the NAPP.
DESCRIPTION OF ADDITIONAL AUTHORIZED LIST ITEMS – Continued
Audio Frequency Amplifier and Audio Frequency Amplifier Adapter (WP 0050 00): The Audio Frequency Amplifier attaches to the communications port on the front module main body. The audio frequency amplifier adapter attaches to the communications port on the inside of the mask. Together they provide an integrated voice amplification capability. The audio frequency amplifier requires the use of two “AAA”
batteries. The audio frequency amplifier adapter is required for use with the audio frequency amplifier;
however, it may also be used with the vehicle microphone and ATC microphones. The audio frequency amplifier adapter may be stowed in the mask.
Audio Frequency Amplifier
Audio Frequency Amplifier Adapter
Microphone Adapter (WP 0050 00): The microphone adapter, although part of the M51 mask system, is also an AAL item since it is required for use with the air traffic controller (ATC) microphone when used with the M50 mask. If there is a requirement to use an audio frequency amplifier with an M51 mask, the amplifier adapter may be substituted for the microphone adapter. If there is a requirement to use an audio frequency amplifier with an M50 mask while using ATC microphones, the amplifier adapter may be substituted for the microphone adapter.
Microphone Adapter
Adapter Gasket
NOTE
If the mask is an M51, the microphone will be attached to the microphone adapter in the mask. If the mask is an M50, the microphone adapter may or may not be
installed. It is required when using the air traffic
controller (ATC) microphone. If installed in the M50, the microphone adapter may be stowed fitted inside the M50 mask.
Air Traffic Controller (ATC) Microphone (WP 0050 00): Current ATC operations utilize two microphones:
1) the M101, 5 ohm microphone and 2) the 150 ohm microphone, model 938-2900. The Army, Air Force and Navy use the 150 ohm microphone, model 938-2900. Use of the air traffic controller microphones requires the use of the microphone adapter.
Retaining
Screws Retaining
Screws
DESCRIPTION OF ADDITIONAL AUTHORIZED LIST ITEMS – Continued
Special Cable Assemblies, (WP 0050 00): The special cable assemblies are used to interface between the mask and other ATC systems (Army, Marine Corps, Air Force and Navy) identified in WP 0010. These cable assemblies are not interchangeable.
Cable Assembly, Special NSN: 5995-01-502-5501 Cable Assembly, Special
NSN: 5995-01-502-5502
Microphone Cable, (WP 0050 00): The Microphone Cable, is required to interface the tactical headset of the AN/TSQ-221 Tactical Airspace Integration System (TAIS) with the communications port receptacle on the M50 facepiece assembly.
Microphone Cable NSN: 5965-01-443-5490
Laser Outsert Assembly, (WP 0050 00): The Laser Outsert protects the warfighter’s eyes from laser energy. It has the same contour as the eyelens and clips over the eyelens using outsert locking tabs that will not interfere with vision. The Laser Outsert is issued with an Outsert Pouch. The Laser Outsert, if issued, will be stowed in the mask carrier Outsert Pocket on the outside of the carrier.
Laser Outsert Outsert
Pouch
Laser Outsert Assembly
Sunlight Outsert Assembly, (WP 0050 00): The Sunlight Outsert provides protection from sunlight glare.
It has the same contour as the eyelens and clips over the eyelens using outsert locking tabs that will not interfere with vision. The Sunlight Outsert is issued with an Outsert Pouch. The Sunlight Outsert, if issued, will be stowed in the mask carrier Outsert Pocket on the outside of the carrier. Use of the clear outsert or sunlight outsert provides the additional ballistic protection required for Navy flight deck and well deck operations.
DESCRIPTION OF ADDITIONAL AUTHORIZED LIST ITEMS – Continued
Sunlight Outsert Outsert
Pouch
Sunlight Outsert Assembly
Outsert Pouch (WP 0048 00): The Clear, Sunlight, and Laser Ousters’ are issued with an outsert pouch to reduce damage while being stored in the mask carrier. The microfiber outsert pouch can be used to assist in cleaning and sanitizing the mask.
Mask Carrier Extension Strap (WP 0048 00): The mask carrier extension strap is a component of the M51 System and is used to facilitate the mask carrier shoulder carry configuration for combat vehicle crewmen.
Mask Carrier Extension Strap