# NSN 4320-00-477-2584: Seal Assembly, Shaft, Spring Loade

NSN 4320-00-477-2584 (also written 4320004772584; NIIN 00-477-2584) is a seal assembly, shaft, spring loade in Federal Supply Class 4320, Power and Hand Pumps. 10 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4320-00-477-2584 (4320004772584)
- NIIN: 00-477-2584 (004772584)
- Item name: SEAL ASSEMBLY,SHAFT,SPRING LOADE
- Federal Supply Class: [FSC 4320 Power and Hand Pumps](https://nsnexplorer.com/fsc/4320/)
- Federal Supply Group: [FSG 43](https://nsnexplorer.com/group/43/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | CONSIST OF STATOR RING,GASKET,MATING RING,BELLOWS,RETAINER,SPRING,DISC,DRIVE BAND,SPRING HOLDER,3.625 IN. BORE DIA,1.250 IN. SHAFT DIA,1.500 IN. INSTALLED LG,2.062 IN. SEAL OD |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| B05175 | 71724 | JOHN CRANE, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B057175 | 71724 | JOHN CRANE, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FSP14807 | 71724 | JOHN CRANE, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H-SP-4721-1 | 71724 | JOHN CRANE, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H-SP-4721-1 X-F911O151 (316) | 0SYN4 | WARTSILA LIPS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H-SP-4721-1 X-F911O151 (316) | 71724 | JOHN CRANE, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HSP-4721-1 BF50171 | 71724 | JOHN CRANE, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HSP4721-1 BF50171 | 0SYN4 | WARTSILA LIPS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PP046JDL | 16712 | SIEMENS ENERGY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PP046JDL | 59180 | CIRCOR PUMPS NORTH AMERICA LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-25 | [SPE7M126V103J](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320004772584) | SEAL ASSEMBLY, SHAFT | DREAMFIND, INC. DBA DREAMFIND INC | $11,135.67 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320004772584&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320004772584
- 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/4320-00-477-2584/
JSON: https://nsnexplorer.com/api/nsn/4320-00-477-2584.json