The Head,hydraulic Motor-Pump, cataloged under National Stock Number 4320-01-221-2102, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-221-2102 |
| Item Name | Head,hydraulic Motor-Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Motor-Pump Model Number for Which Designed | 1560-1 |
| Motor-Pump Design Control Activity | 66169 |
| Material | STEEL |
| 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 |
|---|---|
| 797-18 | 3/9 Design control — primary reference Centin Corp |
| 1000-5 | 5/9 Secondary reference Aqua-Chem Inc Cleaver-Brooks Div |
| 1000-5 | 5/9 Secondary reference A and F Machine Products Co |
NSN 4320-01-221-2102 is a Head,hydraulic Motor-Pump, classified under FSC 4320, Power and Hand Pumps. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5985-01-268-3771, 4310-01-661-1420. Verify interchangeability with system specifications before substitution.
Key specifications for 4320-01-221-2102: Motor-Pump Model Number for Which Designed: 1560-1; End Item Identification: A AND F MACHINE PRODUCTS PUMP MODEL 1560-1; Motor-Pump Design Control Activity: 66169; Material: STEEL. 3 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.