# NSN 5985-01-503-1483: Waveguide Assembly

NSN 5985-01-503-1483 (also written 5985015031483; NIIN 01-503-1483) is a waveguide assembly in Federal Supply Class 5985, Antennas, Waveguides, and Related Equipment. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5985-01-503-1483 (5985015031483)
- NIIN: 01-503-1483 (015031483)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AHSZ | FLANGE OUTSIDE WIDTH | SECOND FLANGE INCHES MINIMUM 1.860 AND INCHES MAXIMUM 1.890 |
| AHSZ | FLANGE OUTSIDE WIDTH | FIRST FLANGE INCHES MINIMUM 1.860 AND INCHES MAXIMUM 1.890 |
| CSPL | WAVEGUIDE LONGER OFFSET DISTANCE | INCHES MINIMUM 2.440 AND INCHES MAXIMUM 2.500 |
| CSQT | FLANGE CONNECTING FACILITY AND QUANTITY | FIRST FLANGE SINGLE CONNECTION FACILITY THREADED HOLE(S) 4 |
| MATT | MATERIAL | ALL TUBING SEGMENT AND FLANGE ALUMINUM ALLOY 6061 |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | FIRST FLANGE SINGLE CONNECTION FACILITY UNIFIED NATIONAL COARSE (UNC) |
| AHSY | FLANGE INSIDE HEIGHT | SECOND FLANGE INCHES MINIMUM 0.627 AND INCHES MAXIMUM 0.633 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | FIRST FLANGE SINGLE CONNECTION FACILITY RIGHT-HAND |
| ACJL | BEND ANGLE IN DEG | 90.0 |
| AGAV | END ITEM IDENTIFICATION | NEXT ASSEMBLY 43140-00341-1 USED ON AN/SPN-35C; WSD: RADAR AND IFF SYSTEM |
| AHTD | FLANGE DEPTH | FIRST FLANGE INCHES MINIMUM 0.610 AND INCHES MAXIMUM 0.640 |
| AHTD | FLANGE DEPTH | SECOND FLANGE INCHES MINIMUM 0.423 AND INCHES MAXIMUM 0.453 |
| AHTN | FLANGE CONNECTING HOLE DIAMETER | SECOND FLANGE SINGLE CONNECTION FACILITY INCHES MINIMUM 0.169 AND INCHES MAXIMUM 0.172 |
| CQHN | WAVEGUIDE OUTSIDE WIDTH | INCHES NOMINAL 1.250 |
| CQJX | NOMINAL THREAD SIZE | FIRST FLANGE SINGLE CONNECTION FACILITY INCHES 0.164 |
| CRFH | WAVEGUIDE INSIDE WIDTH | INCHES NOMINAL 1.122 |
| CRLB | WAVEGUIDE INSIDE HEIGHT | INCHES NOMINAL 0.497 |
| CSFC | WAVEGUIDE OUTSIDE HEIGHT | INCHES NOMINAL 0.625 |
| AHRV | TUBING WALL CONSTRUCTION STYLE | — |
| AHSF | FLANGE QUANTITY | 2 |
| AHSX | FLANGE INSIDE WIDTH | FIRST FLANGE INCHES MINIMUM 1.118 AND INCHES MAXIMUM 1.126 |
| AHSX | FLANGE INSIDE WIDTH | SECOND FLANGE INCHES MINIMUM 1.252 AND INCHES MAXIMUM 1.258 |
| AHSY | FLANGE INSIDE HEIGHT | FIRST FLANGE INCHES MINIMUM 0.493 AND INCHES MAXIMUM 0.501 |
| CZKN | SPECIFIED FREQUENCY | GIGAHERTZ MINIMUM 7.05 AND GIGAHERTZ MAXIMUM 10.00 |
| FEAT | SPECIAL FEATURES | LONG LEG HAS CHOKE STYLE FLANGE |
| FLEX | FLEXIBILITY | SINGLE TUBING SEGMENT RIGID |
| AHTA | FLANGE OUTSIDE HEIGHT | FIRST FLANGE INCHES MINIMUM 1.860 AND INCHES MAXIMUM 1.890 |
| AHTA | FLANGE OUTSIDE HEIGHT | SECOND FLANGE INCHES MINIMUM 1.860 AND INCHES MAXIMUM 1.890 |
| CSQT | FLANGE CONNECTING FACILITY AND QUANTITY | SECOND FLANGE SINGLE CONNECTION FACILITY UNTHREADED HOLE(S) 4 |
| CTCJ | FLANGE STYLE | — |
| CWBG | WAVEGUIDE OFFSET DISTANCE | INCHES MINIMUM 1.470 AND INCHES MAXIMUM 1.530 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 43140-00474 | 02591 | NAVAL AIR WARFARE CTR AIRCRAFT DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 43140-00474-1 | 02591 | NAVAL AIR WARFARE CTR AIRCRAFT DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-08-20 | $570.00 | 1 | MICROTECH INC DBA MICROTECH INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985015031483) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-20 | [SPE7M526V6966](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985015031483) | WAVEGUIDE ASSEMBLY | MICROTECH INC DBA MICROTECH INC | $570.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5985015031483&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985015031483
- 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.

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