| Item Name | Headset Microphone |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5965 Headsets Handsets Microphones and Speakers |
| National Item Identification Number (NIIN) | 01-449-2757 (014492757) |
| NCB Code | USA (01) |
| Manufacturer | Sigtronics Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AEZD | SWITCH | NOT INCLUDED |
| AGAV | END ITEM IDENTIFICATION | HELICOPTERS |
| AHES | EARPHONE QUANTITY | 2 |
| AMSB | IDENTIFYING NUMBER | M-80 MODEL NO. |
| AWJN | UNPACKAGED UNIT WEIGHT | 12.100 OUNCES |
| BKSW | MICROPHONE ELEMENT TYPE | ELECTRET CONDENSER |
| BKSY | EARPHONE MOUNTING METHOD | SUSPENDED ON ADJUSTABLE HEADBAND |
| BKSZ | MICROPHONE MOUNTING FACILITY | BOOM ADAPTER ON LEFT SIDE OF HEADBAND |
| BKTB | CONNECTOR NAME | PLUG |
| BKTF | CONNECTOR IDENTIFYING NUMBER | U/174U TYPE NO. |
| FEAT | SPECIAL FEATURES | 24 DECIBEL NOISE REDUCTION RATING. M-80 AMPLIFIED ELECTRET NOISE CANCELING MICROPHONE. COILED CABLE. GEL AND FOAM FILLED EAR CUSHIONS. |
| PMLC | PRECIOUS MATERIAL AND LOCATION | HEADBAND AND MICROPHONE BOOM GOLD |
| Relevant Components for NSN - 5965-01-449-2757, 5965014492757 | ||||
| 5920-01-337-7645 (5920013377645) | 5995-01-688-0358 (5995016880358) | 5935-01-132-7705 (5935011327705) | 5910-00-152-4145 (5910001524145) | |
| 5945-01-363-9722 (5945013639722) | 5975-01-032-9067 (5975010329067) | 5998-01-433-6008 (5998014336008) | 5970-01-298-0394 (5970012980394) | |
| 5998-01-674-4887 (5998016744887) | 5935-01-294-4644 (5935012944644) | 5975-01-216-8288 (5975012168288) | 5915-00-412-1691 (5915004121691) | |
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