# NSN 4921-01-481-2245: Modification Kit, Maintenance And

NSN 4921-01-481-2245 (also written 4921014812245; NIIN 01-481-2245) is a modification kit, maintenance and in Federal Supply Class 4921, Torpedo Maintenance, Repair, and Checkout Specialized Equipment. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4921-01-481-2245 (4921014812245)
- NIIN: 01-481-2245 (014812245)
- Item name: MODIFICATION KIT,MAINTENANCE AND
- Federal Supply Class: [FSC 4921 Torpedo Maintenance, Repair, and Checkout Specialized Equipment](https://nsnexplorer.com/fsc/4921/)
- Federal Supply Group: [FSG 49](https://nsnexplorer.com/group/49/)
- 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 |
| --- | --- | --- |
| AFHS | ACCESSORY COMPONENT QUANTITY | 66 |
| AFJH | FURNISHED ITEMS | (4) VALVE PLUGS AND GASKETS DETAILS GASKET,O-RING; PLUG MACHINE THREAD, HEX SOCKET; (56) MATERIAL SUBSTITUTION; (1) PLATE, IDENTIFICATION, (2) PLATE, IDENTIFICATION, (1) CONTAINER VENT PLUG, (2) VENT PLUG KIT |
| AGAV | END ITEM IDENTIFICATION | USED ON MK45 TOOLS AND ACCESSORIES |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 7244792 | 41891 | U. S. HARDWARE SUPPLY, INC. DBA US HARDWARE SUPPLY INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7244792 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DL7244792 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4921014812245&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4921014812245
- 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/4921-01-481-2245/
JSON: https://nsnexplorer.com/api/nsn/4921-01-481-2245.json