The Housing,liquid Pump, cataloged under National Stock Number 4320-00-025-9580, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Grindley Manufacturing Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-025-9580 |
| Primary Part Number | 831503 |
| Item Name | Housing,liquid Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Grindley Manufacturing Inc. |
| Status | ACTIVE |
| Pump Design Control Activity | 32762 |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| K875066 | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA) |
| 831503 PRIMARY | Grindley Manufacturing Inc. (USA) |
| Reference | Meaning |
|---|---|
| K875066 | 5/9 Secondary reference Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. |
| 875066 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
| K875066 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
| 875066 | 5/9 Secondary reference Kidde-Fenwal, Llc |
NSN 4320-00-025-9580 is a Housing,liquid Pump, manufactured by Grindley Manufacturing Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-025-9580 has 2 manufacturer part numbers on file: K875066 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc), 831503 (Grindley Manufacturing Inc.).
Key specifications for 831503: Pump Design Control Activity: 32762; Special Features: ONE SHAFT,TWO DOWEL PIN AND ONE ALUMINUM OIL PUMP BODY PROVIDED; Material: ALUMINUM ALLOY. 2 specifications are 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.