# NSN 1560-00-887-3391: Poppet, Gearbox

NSN 1560-00-887-3391 (also written 1560008873391; NIIN 00-887-3391) is a poppet, gearbox in Federal Supply Class 1560, Airframe Structural Components. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 1560-00-887-3391 (1560008873391)
- NIIN: 00-887-3391 (008873391)
- Item name: POPPET,GEARBOX
- Federal Supply Class: [FSC 1560 Airframe Structural Components](https://nsnexplorer.com/fsc/1560/)
- Federal Supply Group: [FSG 15](https://nsnexplorer.com/group/15/)
- 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 |
| --- | --- | --- |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,MIL-S-7420,0.390 IN. MIN,0.395 MAX DIA,0.188 IN. DIACOUNTERBORE 0.235 IN. DEEP 1 END,0.185 IN. DIA COUNTERBORE 0.230 IN. MIN,0.240 MAX DEEP OPPOSITE END,0.089 IN. DIA HOLE DRILLED THRU TO COUNTERBORE4 HOLES EQUALLY SPACED |
| FEAT | SPECIAL FEATURES | THIS ITEM HAS BEEN DETERMINED TO BE A CRITICAL APPLICATION ITEM. IN-FLIGHT FAILURE OF THIS ITEM WOULD CREATE A HAZARDOUS CONDITION |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3-51180-1 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. DBA DEFENSE SYSTEMS SECTOR | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-51180-1 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-13 | [SPE4A727P0575](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1560008873391) | POPPET, GEARBOX | FREEHOLD MANUFACTURING ASSEMBLY COMPANY, INC. DBA FREEHOLD MANUFACTURING ASSEMBLY CO INC | $8,488.90 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1560008873391&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1560008873391
- 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/1560-00-887-3391/
JSON: https://nsnexplorer.com/api/nsn/1560-00-887-3391.json