# NSN 5975-01-543-9049: Junction Box

NSN 5975-01-543-9049 (also written 5975015439049; NIIN 01-543-9049) is a junction box in Federal Supply Class 5975, Electrical Hardware and Supplies. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 5975-01-543-9049 (5975015439049)
- NIIN: 01-543-9049 (015439049)
- Item name: JUNCTION BOX
- Federal Supply Class: [FSC 5975 Electrical Hardware and Supplies](https://nsnexplorer.com/fsc/5975/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADAQ | BODY LENGTH | INCHES NOMINAL 11.120 |
| ADAT | BODY WIDTH | INCHES NOMINAL 5.500 |
| AELW | COVER MOUNTING HOLE QUANTITY | 9 |
| AFEF | INSIDE DEPTH | INCHES NOMINAL 1.840 |
| AFFG | COVER ATTACHMENT METHOD | SCREW |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | ASSY, JUNCTION BOX, AIS, WITHOUT CABLE |
| FEAT | SPECIAL FEATURES | IDENTIFY PART NAME AND PART NUMBER ON AN ADHESIVE-BACKED FILM LABEL |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 253-M0312-02 | 06141 | L3 AVIATION PRODUCTS, INC. DBA L3 TECHNOLOGIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 253M-076-700 | 06141 | L3 AVIATION PRODUCTS, INC. DBA L3 TECHNOLOGIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5975015439049&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5975015439049
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

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