# NSN 1620-00-008-3991: Parts Kit, Landing Gear, Overhaul

NSN 1620-00-008-3991 (also written 1620000083991; NIIN 00-008-3991) is a parts kit, landing gear, overhaul in Federal Supply Class 1620, Aircraft Landing Gear Components. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 1620-00-008-3991 (1620000083991)
- NIIN: 00-008-3991 (000083991)
- Item name: PARTS KIT,LANDING GEAR,OVERHAUL
- Federal Supply Class: [FSC 1620 Aircraft Landing Gear Components](https://nsnexplorer.com/fsc/1620/)
- 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 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | RING, RETAINING MS28774-017 2,RING, RETAINING MS28774-137 2,RING, RETAINING MS28774-145 1,RING, RETAINING MS28774-148 2,RING, RETAINING MS28774-234 2,RING, RETAINING MS28774-237 1,PACKING, PREFORMED MS28775-017 2,PACKING, PREFORMED MS28775-137 1,PACKING, PREFORMED MS28775-145 1,PACKING, PREFORMED MS28775-148 1,PACKING, PREFORMEDMS28775-234 1,PACKING, PREFORMED MS28775-237 1, SEAL S34461 1, SEAL S34460 1 |
| ZZZV | FSC APPLICATION DATA | LANDING GEAR,RETRACTABLE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| PK8834-8 | 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/) |
| RK0358 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. DBA DEFENSE SYSTEMS SECTOR | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RK0358 | 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/) |
| RK0358 | 79U29 | NORTHROP GRUMMAN SYSTEMS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-04 | [SPE4AX24DP002/SPE4A524F200G](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1620000083991) | PARTS KIT, LANDING G | NORTHROP GRUMMAN SYSTEMS CORPORATION | $99,889.89 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1620000083991&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1620000083991
- 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/1620-00-008-3991/
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