# NSN 5310-01-530-4811: Washer, Seal

NSN 5310-01-530-4811 (also written 5310015304811; NIIN 01-530-4811) is a washer, seal in Federal Supply Class 5310, Nuts and Washers. 6 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5310-01-530-4811 (5310015304811)
- NIIN: 01-530-4811 (015304811)
- Item name: WASHER,SEAL
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | PUMP, FUEL TRANSFER FOR AN ENGINE, DIESEL QSB 5.9-380 GS; RG-31 MRAP; MEDIUM MINE PROTECTED VEHICLE - MMPV |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, SEALING |
| FEAT | SPECIAL FEATURES | DIAMETER IS 19.3MM |
| SUPP | SUPPLEMENTARY FEATURES | ITEM IS PART OF FUEL PLUMBING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3963990 | 0B8S3 | CUMMINS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3963990 | 15434 | CUMMINS INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3963990 | ZC672 | CUMMINS SOUTH PACIFIC PTY LTD HEAD OFFICE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 70-05-657 | U4542 | SUPACAT LIMITED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 70-05-657 | Z0SR3 | SUPACAT PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M1521-087047 | A196N | FORSVARETS MATERIELVERK | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE7LX21D0007/SPE7L126FASX1](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310015304811) | WASHER, SEAL | CUMMINS INC DIV CUMMINS SALES AND SERVICE | $123.90 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310015304811&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310015304811
- 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/5310-01-530-4811/
JSON: https://nsnexplorer.com/api/nsn/5310-01-530-4811.json