The Housing,liquid Pump, cataloged under National Stock Number 4320-00-623-9558, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-623-9558 |
| Item Name | Housing,liquid Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Pump Design Control Activity | 04579 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 11C3-316 | 5/9 Secondary reference General Signal Corp |
| 11C3-316 | 5/9 Secondary reference Aurora Pump a Unit of General Signal Corp |
| 4-2BR | 5/9 Secondary reference General Signal Corp |
| 4-2BR | 3/9 Design control — primary reference Aurora Pump a Unit of General Signal Corp |
NSN 4320-00-623-9558 is a Housing,liquid Pump, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-00-623-9558: Pump Design Control Activity: 04579; Special Features: OD 6.500 IN.; O/A H 3.812 IN.; EIGHT DRILLED HOLES,0.281 IN. DIA ON 5.938 IN. DIA BOLT CIRCLE; 1.438-16 UNS ON 1.378 IN. DIA REAM; TWO DRILLED HOLES,0.203 IN. DIA,0.312 IN. DEEP,ONE DRILLED HOLE,0.156 IN. DIA IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.