# NSN 4320-01-503-9492: Seal Assembly, Shaft, Spring Loade

NSN 4320-01-503-9492 (also written 4320015039492; NIIN 01-503-9492) is a seal assembly, shaft, spring loade in Federal Supply Class 4320, Power and Hand Pumps. 11 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4320-01-503-9492 (4320015039492)
- NIIN: 01-503-9492 (015039492)
- 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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | PUMP, CENTRIFUGAL; POTABLE WATER PUMP 1.5 X 1.25 X 10 IN. |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | MECHANICAL SEAL |
| FEAT | SPECIAL FEATURES | CONSIST OF COMPONENTS: 1- P/N D 1251 015 9221, MATING RING; 2- P/N 0000 223 9549, OR-RING; 3- P/N D 1250 227 9091, PRIMARY RING; 4- P/N D 1250 341 5850, BELLOWS; 5- P/N D 1250 102 0550, RETAINER ASSY; 6- P/N 1139; SPRING, 7- P/N D 1250 027 0550; DISC; 8- P/N D 1250 046 0550, SPRING HOLDER; 9- GLAND PLATE, 10- O-RING, 11- PIN DIAM. 0.062; ITEM 5 RETAINER ASSY CONSIST OF DRIVE BAND D-1250-022 AND RETAINER D-1250-036; CARVER MATERIAL CODE CR2EFVVV; 1.25 INCH I.D. |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 091-125-99-0001 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 81642009 | 71724 | JOHN CRANE, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 999-1107-A-03-90 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 999-1107-A-03-90 ITEM 90 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 999-1107-A-06 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 999-1107-A-06 REV 4 ITEM 90 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 999-1107-A-06-90 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 999-1110-A-01 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 999-1110-D-01 ITEM 90 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 999-1110-D-01-90 | 10941 | CARVER PUMP COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NSP-00387-1 | 71724 | JOHN CRANE, INC | [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=4320015039492&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320015039492
- 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/4320-01-503-9492/
JSON: https://nsnexplorer.com/api/nsn/4320-01-503-9492.json