Product Details | PRESSURIZED PROTECTIVE ENTRANCE

4240-01-446-7649 A one-or two-compartment structure which functions as an airlock, the purpose of which is to permit personnel to enter or leave a pressurized protective shelter with a minimum loss of pressure during a chemical, biological or radiological attack. One end of the structure, when installed, forms an airtight joint at the entrance to the pressurized shelter. The other end of the structure has a quick acting closure mechanism which facilitates rapid entrance or egress. The item is of knockdown construction with an impermeable fabric covering, supported by metal channels and tubing or hoisted and held in place by a block and tackle arrangement. It may be used as a disrobing chamber for personnel to remove contaminated clothing. It is stored and transported in the trailer, when not in use.

Part Alternates: 11469041, 4240-01-446-7649, 01-446-7649, 4240014467649, 014467649

Fire Fighting, Rescue, and Safety Equipment; and Environmental Protection Equipment and Materials | Safety and Rescue Equipment

Supply Group (FSG) NSN Assign. NIIN
42 01-446-7649

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Restrictions/Controls & Freight Information | NSN 4240-01-446-7649

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Category Code Description
No Freight Information