# NSN 5975-00-549-9431: Chassis, Electrical-Electronic Eq

NSN 5975-00-549-9431 (also written 5975005499431; NIIN 00-549-9431) is a chassis, electrical-electronic eq 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: 5975-00-549-9431 (5975005499431)
- NIIN: 00-549-9431 (005499431)
- Item name: CHASSIS,ELECTRICAL-ELECTRONIC EQ
- 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 Q: the government lacks adequate data or rights, but breakout to competition is expected. (observed 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| BHMS | MOUNTING PROVISION FOR WHICH DESIGNED | UNTHREADED HOLE(S) |
| CXNK | MOUNTING FACILITY SIZE | 0.219 IN. DIA |
| ABFY | OVERALL DEPTH | INCHES NOMINAL 5.000 |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 9.500 |
| ABPX | MATERIAL THICKNESS | INCHES NOMINAL 0.040 |
| ABTJ | MOUNTING HOLE QUANTITY | 4 |
| AAMA | MOUNTING HOLE DIAMETER | INCHES 0.219 |
| STYL | STYLE DESIGNATOR | — |
| CRQY | COMPONENT MOUNTING FACILITY TYPE AND QUANTITY | UNTHREADED HOLE 4 |
| CXSJ | MOUNTING FACILITY SPACING | 3.000 IN. C TO C |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 3.000 |
| MATT | MATERIAL | ALUMINUM ALLOY 5005 |
| CTKP | DESIGN FEATURE | PUNCHED HOLES |
| HUES | COLOR | ALUMINUM, NATURAL |
| AKPV | MOUNTING FACILITY QUANTITY | 4 |
| ADHW | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | INCHES 3.000 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AC-421 | 71218 | BUD INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AC421 | 71218 | BUD INDUSTRIES INC | [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=5975005499431&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5975005499431
- 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.

Canonical page: https://nsnexplorer.com/nsn/5975-00-549-9431/
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