# NSN 5985-00-203-5867: Waveguide Assembly

NSN 5985-00-203-5867 (also written 5985002035867; NIIN 00-203-5867) is a waveguide assembly in Federal Supply Class 5985, Antennas, Waveguides, and Related Equipment. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5985-00-203-5867 (5985002035867)
- NIIN: 00-203-5867 (002035867)
- Item name: WAVEGUIDE ASSEMBLY
- Federal Supply Class: [FSC 5985 Antennas, Waveguides, and Related Equipment](https://nsnexplorer.com/fsc/5985/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-27)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | SINGLE TUBING SEGMENT ALUMINUM ALLOY |
| SFTT | SURFACE TREATMENT | SINGLE TUBING SEGMENT OUTSIDE SURFACES PAINT |
| AHRV | TUBING WALL CONSTRUCTION STYLE | — |
| AHSF | FLANGE QUANTITY | 2 |
| AHSX | FLANGE INSIDE WIDTH | ALL FLANGES INCHES NOMINAL 2.838 |
| AHSY | FLANGE INSIDE HEIGHT | ALL FLANGES INCHES NOMINAL 1.388 |
| CTCJ | FLANGE STYLE | — |
| FLEX | FLEXIBILITY | SINGLE TUBING SEGMENT FLEXIBLE |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AGAV | END ITEM IDENTIFICATION | TARAWA CLASS LHA, FORRESTAL CLASS CV, WASP CLASS LHD, IWO JIMA CLASS LPH, NIMITZ CLASS CVN. AN/SPN-43B, 43C. MINE COUNTERMEASURES SUPPORT (MCS) CLASS (LPH-12). |
| CTFD | WAVEGUIDE LENGTH | INCHES NOMINAL 24.000 |
| CXBB | WAVEGUIDE CENTER TO CENTER DISTANCE | INCHES NOMINAL 2.000 |
| FEAT | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| CSFC | WAVEGUIDE OUTSIDE HEIGHT | INCHES NOMINAL 3.000 |
| CSQT | FLANGE CONNECTING FACILITY AND QUANTITY | ALL FLANGES SINGLE CONNECTION FACILITY UNTHREADED HOLE(S) 10 |
| STYL | STYLE DESIGNATOR | — |
| CRLB | WAVEGUIDE INSIDE HEIGHT | INCHES NOMINAL 1.338 |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| CRFH | WAVEGUIDE INSIDE WIDTH | INCHES NOMINAL 2.838 |
| AHTW | VOLTAGE STANDING WAVE RATIO | 1.10 |
| CQHN | WAVEGUIDE OUTSIDE WIDTH | INCHES NOMINAL 4.500 |
| AHTD | FLANGE DEPTH | ALL FLANGES INCHES NOMINAL 0.500 |
| AHTN | FLANGE CONNECTING HOLE DIAMETER | ALL FLANGES SINGLE CONNECTION FACILITY INCHES NOMINAL 0.263 |
| AHSZ | FLANGE OUTSIDE WIDTH | ALL FLANGES INCHES NOMINAL 4.500 |
| AHTA | FLANGE OUTSIDE HEIGHT | ALL FLANGES INCHES NOMINAL 3.000 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 122526 | 80006 | LITTON SYSTEMS INC AIRTRON DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 132124-1 | 24930 | L3HARRIS TECHNOLOGIES, INC DIV SPACE & AIRBORNE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 132124-1 | 5Z167 | ASTRO MICROWAVE INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 225568 | 54647 | MICROTECH INC DBA MICROTECH INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-03 | [SPE7M526V3343](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985002035867) | WAVEGUIDE ASSEMBLY | MICROTECH INC DBA MICROTECH INC | $5,402.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5985002035867&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985002035867
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/5985-00-203-5867/
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