| 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 | ||||
| 5980-01-127-9290 (5980011279290) | 5930-01-333-3189 (5930013333189) | 5998-01-566-8414 (5998015668414) | 5962-01-414-8707 (5962014148707) | |
| 5905-01-156-4926 (5905011564926) | 5970-01-662-0059 (5970016620059) | 5945-01-327-8772 (5945013278772) | 5905-01-020-1453 (5905010201453) | |
| 5962-01-112-3586 (5962011123586) | 5998-00-042-9502 (5998000429502) | 5999-01-020-7611 (5999010207611) | 5905-00-499-6434 (5905004996434) | |
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