The Rotor,pump, cataloged under National Stock Number 4320-01-144-9657, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Fluid Power Components Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-144-9657 |
| Primary Part Number | 181-6P55 |
| Item Name | Rotor,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Fluid Power Components Inc |
| Status | ACTIVE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 181-6P55 PRIMARY | Fluid Power Components Inc (USA) |
| Reference | Meaning |
|---|---|
| 181-6210 | D/9 Drawing number reference only Fluid Power Components Inc |
| 181-6210-16 | 5/9 Secondary reference Fluid Power Components Inc |
NSN 4320-01-144-9657 is a Rotor,pump, manufactured by Fluid Power Components Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-144-9657 has 1 manufacturer part number on file: 181-6P55 (Fluid Power Components Inc).
Key specifications for 181-6P55: End Item Identification: FLUID POWER COMPONENTS PUMP ASSY PART NO. 181-6210; Material: STEEL. 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.