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National Stock Number:
4240-01-449-5058
Federal Supply Class:
4240
National Item Identification Number:
014495058
Description:
PROTECTOR,HEARING
Detail:
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.
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Manufacturer Information:
| QM29 | 0KFY2 | LEIGHT HOWARS S AND ASSOCIATES | | SOUND DESIGN | 9T907 | TASCO CORPORATION | | SOUND SHIELD 2900 | 9T907 | TASCO CORPORATION | | THUNDER 29 | 0KFY2 | LEIGHT HOWARS S AND ASSOCIATES |
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Techincal Specification:
| BODY STYLE | HEADSET, COVERED | | HEADSET OVERALL DEPTH | 3.250 INCHES NOMINAL | | HEADSET OVERALL HEIGHT | 7.000 INCHES NOMINAL | | HEADSET OVERALL WIDTH | 8.000 INCHES NOMINAL | | SPECIAL FEATURES | DESIGNED FOR SUSPENSION OVER THE HEAD, BACK OF THE HEAD, OR UNDER THE CHIN; NRR: 29DB; IN COMPLIANCE WITH ANSI S3.19-1974; NON-CONDUCTIVE |
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