Product Details | HEARING PROTECTOR

4240-01-632-2390 An item consisting of two earcups, each of which are filled with sound attenuating material. It is designed to completely cover the wearer's ears and protect them from high intensity sound. It may include a headband or it may be designed for mounting onto headware, such as a helmet. For items containing EARPHONES, see HEADSET, ELECTRICAL and HEADSET-MICROPHONE. For items designed to be inserted into the ear, see PLUG, EAR.

Part Alternates: 1010922 , 4240-01-632-2390, 01-632-2390, 4240016322390, 016322390

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

Supply Group (FSG) NSN Assign. NIIN
42 2014287 01-632-2390

Demand History | NSN 4240-01-632-2390

Part Number Request Date QTY Origin
4240-01-632-2390 2016-12-336 15 US
4240-01-632-2390 2016-11-334 10 US

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Technical Data | NSN 4240-01-632-2390

Characteristic Specifications
SPECIAL FEATURES OVER-THE-HEAD DESIGN
III PART NAME ASSIGNED BY CONTROLLING AGENCY L1 NRR25 - NOISE BLOCKING EAR MUFF

Restrictions/Controls & Freight Information | NSN 4240-01-632-2390

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information