The Pump Assembly,oil and Solution, cataloged under National Stock Number 4320-01-022-5897, 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1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-022-5897 |
| Item Name | Pump Assembly,oil and Solution |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| General Characteristics Item Description | COMPONENT QUANTITY 58,BODY,OIL AND SOLUTION PUMP 1,ROD,CONNECTING 1,HEAD,SOLUTION PUMP 1,CRANKSHAFT,SOLUTION PUMP 1,HEAD AND VALVE ASSEMBLY,OIL PUMP 1,DIAPHRAGM,SOLUTION PUMP 1,PLATE,PRESSURE,FOR SOLUTION PUMP DIAPHRAGM 1,BOLT,SOLUTION PUMP HEAD 8,1.250 IN. BOLT 1,WASHER,FLAT 1,DIAPHRAGM AND ROD ASSEMBLY,OIL PUMP 1,SPRING,OIL PUMP DIAPHRAGM 1,BUSHING,OIL PUMP PRESSURE ADJUSTING 1,RING,BEARING RETAINER 2,CENTER BEARING,SOLUTION PUMP 1,END BEARING,SOLUTION PUMP 2,CAP,SOLUTION PUMP BEARING 2,BOLT,BEARING CAP 6,LOCKWASHER 6,NUT,HEXAGON 2,WASHER,FLAT 4,BOLT,HEXAGON 2,SETSCREW,CONNECTING ROD 1,SCREW,FILLISHER HEAD 6,COVER,SOLUTION PUMP 1,NUT,OIL PUMP STROKE ADJUSTING 2,AND CHECK VALVE ASSEMBLY 1 IN |
| 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 |
|---|---|
| 50-1-N-01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-01-022-5897 is a Pump Assembly,oil and Solution, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-022-5897: General Characteristics Item Description: COMPONENT QUANTITY 58,BODY,OIL AND SOLUTION PUMP 1,ROD,CONNECTING 1,HEAD,SOLUTION PUMP 1,CRANKSHAFT,SOLUTION PUMP 1,HEAD AND VALVE ASSEMBLY,OIL PUMP 1,DIAPHRAGM,SOLUTION PUMP 1,PLATE,PRESSURE,FOR SOLUTION PUMP DIAPHRAGM 1,BOLT,SOLUTION PUMP HEAD 8,1.250 IN. BOLT 1,WASHER,FLAT 1,DIAPHRAGM AND ROD ASSEMBLY,OIL PUMP 1,SPRING,OIL PUMP DIAPHRAGM 1,BUSHING,OIL PUMP PRESSURE ADJUSTING 1,RING,BEARING RETAINER 2,CENTER BEARING,SOLUTION PUMP 1,END BEARING,SOLUTION PUMP 2,CAP,SOLUTION PUMP BEARING 2,BOLT,BEARING CAP 6,LOCKWASHER 6,NUT,HEXAGON 2,WASHER,FLAT 4,BOLT,HEXAGON 2,SETSCREW,CONNECTING ROD 1,SCREW,FILLISHER HEAD 6,COVER,SOLUTION PUMP 1,NUT,OIL PUMP STROKE ADJUSTING 2,AND CHECK VALVE ASSEMBLY 1 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.