The Nut,impeller, cataloged under National Stock Number 4320-01-225-0171, 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1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-225-0171 |
| Item Name | Nut,impeller |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | QUALITY ASSURANCE TESTED FOR SURFACE OR SUBMARINE APPLICATION |
| 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 |
|---|---|
| 209-2292475 PC34 | 5/1 Secondary reference U.S. Government activity |
| CA8806-34 | 3/1 Design control — primary reference U.S. Government activity |
| CA8806-34 CU-NI | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4320-01-225-0171 is a Nut,impeller, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-225-0171: Reference Number Differentiating Characteristics: QUALITY ASSURANCE TESTED FOR SURFACE OR SUBMARINE APPLICATION. 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.