# NSN 1660-01-313-4730: Grille, Metal

NSN 1660-01-313-4730 (also written 1660013134730; NIIN 01-313-4730) is a grille, metal in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 1660-01-313-4730 (1660013134730)
- NIIN: 01-313-4730 (013134730)
- Item name: GRILLE,METAL
- Federal Supply Class: [FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment](https://nsnexplorer.com/fsc/1660/)
- Federal Supply Group: [FSG 16](https://nsnexplorer.com/group/16/)
- Acquisition method suffix code: AMSC 0 (observed 2026-10-15)
- Acquisition method code: 0

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABTB | MOUNTING HOLE DIAMETER | INCHES NOMINAL 0.250 |
| ABTJ | MOUNTING HOLE QUANTITY | 10 |
| ALDF | FRAME TYPE | ROUND |
| BLHF | FRAME OVERALL DIAMETER | INCHES NOMINAL 6.760 |
| BLHK | FRAME OVERALL THICKNESS | INCHES NOMINAL 2.000 |
| BLHM | FRAME OPENING DIAMETER | INCHES NOMINAL 5.125 |
| FEAT | SPECIAL FEATURES | VENT CONTAINS OCTAGON PERFORATION CORE |
| SHPE | SHAPE | ROUND |
| ZZZV | FSC APPLICATION DATA | B-1B AIRCRAFT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| L5342076-001 | 43999 | THE BOEING COMPANY DIV LEGACY AM&M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A5-27-T-1126 | 1 | 2026-10-22 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660013134730&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660013134730&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660013134730
- 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/1660-01-313-4730/
JSON: https://nsnexplorer.com/api/nsn/1660-01-313-4730.json