AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 00-519-9366 (005199366) |
| NCB Code | USA (00) |
| Manufacturer | Roanwell Corporation, Military Specifications, Joint Electronics Type Designation System |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACZB | FREQUENCY RATING | 0.2 KILOHERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM |
| AFYY | IMPEDANCE RATING | 40.0 OHMS NOMINAL |
| AHEQ | EARPHONE ELEMENT TYPE | MAGNETIC |
| AHES | EARPHONE QUANTITY | 1 |
| AMSA | CONTROLLING AGENCY | WECO |
| AMSB | IDENTIFYING NUMBER | N1 /FIIN 242-6558 TYPE NO. |
| APAM | OPERATING CURRENT RATING | 85.0 MILLIAMPERES NOMINAL |
| BKSQ | EARPHONE IMPEDANCE RATING | 300.0 OHMS NOMINAL |
| BKSS | EARPHONE CONTROLLING AGENCY | WECO |
| BKST | EARPHONE IDENTIFYING NUMBER | HC3 /FIIN 248-2971/ TYPE NO. |
| BKSW | MICROPHONE ELEMENT TYPE | CARBON |
| BKSX | OUTPUT LEVEL RATING | 38 DB ABOVE 1 MV |
| BKSY | EARPHONE MOUNTING METHOD | SUSPENDED ON HEADBAND |
| BKSZ | MICROPHONE MOUNTING FACILITY | SHAFT |
| BKTF | CONNECTOR IDENTIFYING NUMBER | U-77/U /FIIN 256-3807/ TYPE NO. |
| BKTG | CONNECTOR TO JUNCTION CORD LENGTH | 3.500 FEET |
| BLJN | CONNECTOR CONTROLLING AGENCY | JCENS |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | H-81/U PART |
| Relevant Components for NSN - 5965-00-519-9366, 5965005199366 | ||||
| 5910-00-945-9006 (5910009459006) | 5950-01-316-6723 (5950013166723) | 5999-01-492-5183 (5999014925183) | 5998-01-069-2436 (5998010692436) | |
| 5950-00-455-4656 (5950004554656) | 5905-00-104-0708 (5905001040708) | 5998-00-941-6139 (5998009416139) | 5985-01-240-5388 (5985012405388) | |
| 5995-01-192-0035 (5995011920035) | 5990-00-940-3085 (5990009403085) | 5930-00-611-4926 (5930006114926) | 5999-01-711-0585 (5999017110585) | |
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