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|  MIL-M-85831(AS)
4.8.2.14 Cyclic breathing, The mask mounted to a test head and connected
to a breather simulator and blower unit shall be operated for 1500 hours. The
breather simulator shall operate at 2.5 cfm. at a rate of 25 cycles/minute.
The mask shall meet the requirements as specified in 3.8.14.
10 test subjects shall be used to measure the flow
4.8.2.15 Drinking.
rate and the device preparation time. Preparation time shall be the time
required for a subject to detach the drink tube cap from the mask and properly
insert the device Into the mask and into an MK-17 canteen drinking cap. The
mask shall be worn on the subject and the canteen in its carrier at the
start. The drinking device shall be wlthin an open carrying case. The test
shall be conducted with subjects wearing CBR protective gloves. The mask
shall meet the requirements as specified in 3.8.15.
4.8.2,16 Flame and flash protection. The mask shall be tested as
specified in Naval Air Development Center Report No. NADC-86-60, NADC Fuel
Fire Test Facility, February 86. The test time shall be 2 seconds (using the
JP-4 fuel). The mask shall be fitted to a maniken with the aircrewmember's
helmet and standard flight equipment. Heat sensors shall be placed on the
dummy head. No sensors are required on the body of the maniken. The mask
shall meet the requirements of 3.8.16.
4.8.3
Toxicity.
4.8.3.1 Primary dermal Irritation. The mask shall be tested for primary
dermal irritation as specified in EPA 560/6-82-001, using the following
parameters:
Albino rabbit is the preferred species.
a.
Four hour exposure period.
b.
14 day observation period.
c.
The mask shall meet the requirements specified in 3.8.17.1.
4.8.3.2 Primary eye irritation. The mask shall be tested for primary eye
irritation as specified in EPA 560/6-82-001, using the following parameters:
Albino rabbit is the preferred species.
a.
An artificial sweat extract of the formulation shall be used.
b.
14 day observation period.
c.
The mask shall pass the requirements specified in 3.8.17.2.
4.8.3.3 Dermal sensitization. The mask shall be tested for dermal
sensitization as specified in EPA 560/6-62-001, using the following parameters:
a.
Guinea pig maximization test.
An artlficial sweat extract of the formulation shall be used.
b.
The mask shall pass the requirements specified in 3.8.17.3.
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