# NSN 1680-00-031-3456: Beam Assembly, Support, Seat

NSN 1680-00-031-3456 (also written 1680000313456; NIIN 00-031-3456) is a beam assembly, support, seat in Federal Supply Class 1680, Miscellaneous Aircraft Accessories and Components. 4 manufacturer part numbers from 4 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 1680-00-031-3456 (1680000313456)
- NIIN: 00-031-3456 (000313456)
- Item name: BEAM ASSEMBLY,SUPPORT,SEAT
- Federal Supply Class: [FSC 1680 Miscellaneous Aircraft Accessories and Components](https://nsnexplorer.com/fsc/1680/)
- Federal Supply Group: [FSG 16](https://nsnexplorer.com/group/16/)
- Acquisition method suffix code: AMSC P: the government does not own the rights to the data needed for more sources. (observed 2026-10-15)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | 57.00 IN. LG,CONTAINS 3 SUPPORTS,FIRST LOCATED 6.62 IN. SECOND26.62 IN. THIRD 46.62 IN. FROM LEFT END,3 BRACKETS,FIRST TOP BRACKET34.62 IN. SECOND 53.75 IN. FROM LEFT END BOTTOM BRACKET 10.81 IN. FROMEND,1 STRUT ASSY,TWO 0.158 IN. MIN,0.164 IN. MAX DIA HOLES IN LINE TAPNO. 10-32 NF-2 THD FIRST HOLE LOCATED 19.25 IN. FROM END SECOND HOLELOCATED 24.563 IN. FROM FIRST HOLE 1.81 IN. FROM TOP OF BEAM |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1680PL0714772 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 370983-5 | 3H683 | INTERNATIONAL PRECISION, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 370983-5 | 58730 | AIRBORNE TECHNOLOGIES, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 370983-5 | 98897 | LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A7-27-T-1128 | 4 | 2026-10-21 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1680000313456&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1680000313456&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1680000313456
- 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/1680-00-031-3456/
JSON: https://nsnexplorer.com/api/nsn/1680-00-031-3456.json