AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Cover Junction Box |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5975 Electrical Hardware and Supplies |
| National Item Identification Number (NIIN) | 00-504-7644 (005047644) |
| NCB Code | USA (00) |
| Manufacturer | Thomas And Betts Corporation, Federal Specifications |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 4.875 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 0.625 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 4.875 INCHES NOMINAL |
| ABUQ | FIRST CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES | 4.250 INCHES NOMINAL |
| ABUR | SECOND CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES | 2.750 INCHES NOMINAL |
| AELW | COVER MOUNTING HOLE QUANTITY | 4 |
| AFEC | DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH | 1.062 INCHES NOMINAL |
| AFED | DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE LENGTH | 0.312 INCHES NOMINAL |
| AFER | COVER TYPE | KNOCKOUT |
| AFFG | COVER ATTACHMENT METHOD | SCREW |
| CWYY | ENTRANCE DIAMETER | 0.875 INCHES COVER |
| MATT | MATERIAL | STEEL COVER |
| SFTT | SURFACE TREATMENT | ZINC COVER |
| STYL | STYLE DESIGNATOR | DOUBLE END MOUNTED |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 8 TYPE AND T SIZE |
| ZZZX | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY HEIGHT AND COVER TYPE |
| Relevant Components for NSN - 5975-00-504-7644, 5975005047644 | ||||
| 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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