# NSN 5985-00-240-3721: Mast Section

NSN 5985-00-240-3721 (also written 5985002403721; NIIN 00-240-3721) is a mast section in Federal Supply Class 5985, Antennas, Waveguides, and Related Equipment. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5985-00-240-3721 (5985002403721)
- NIIN: 00-240-3721 (002403721)
- Item name: MAST SECTION
- 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 2026-10-27)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MARK | SPECIAL MARKINGS | AB-34/TRC-7 |
| AGEU | BASE DIAMETER | INCHES NOMINAL 1.252 |
| AXGY | MOUNTING METHOD | FRICTION |
| MATT | MATERIAL | ALUMINUM |
| AGAV | END ITEM IDENTIFICATION | TYPE NO. AS-110/TRC-7 |
| AJQL | TOP DIAMETER | INCHES NOMINAL 1.245 |
| ALCD | USAGE DESIGN | ANTENNA MAST SECTION |
| APYW | MAXIMUM HEIGHT | FEET 3.000 |
| SFTT | SURFACE TREATMENT | PAINT |
| CQCF | CONSTRUCTION | ONE-PIECE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| SC-D-16841 | 13479 | SIMCO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SC-D-16841 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-03 | [SPE7M526P4973](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985002403721) | MAST SECTION | SPENCER INDUSTRIES INC | $8,997.24 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5985002403721&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985002403721
- 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/5985-00-240-3721/
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