The Piston,pump, cataloged under National Stock Number 4320-01-420-7969, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Fmc Technologies Inc Dba Fmc Fluid Control. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4320-01-420-7969 |
| Primary Part Number | 5270813 |
| Item Name | Piston,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Fmc Technologies Inc Dba Fmc Fluid Control |
| Status | ACTIVE |
| Surface Finish | FINISHED |
| Diameter | 2.000 INCHES NOMINAL IN |
| Surface Treatment | CHROMIUM |
| Pin Hole Bushing | NOT INCLUDED |
| Material | NICKEL 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 |
|---|---|
| 5270813 PRIMARY | Fmc Technologies Inc Dba Fmc Fluid Control (USA) |
| Reference | Meaning |
|---|---|
| 5270813 | 5/9 Secondary reference Sherman & Schroder Equipment Co., Inc. |
| 5270813 | 5/9 Secondary reference Idsc Holdings Dba Equiserv Dba Equiserv |
NSN 4320-01-420-7969 is a Piston,pump, manufactured by Fmc Technologies Inc Dba Fmc Fluid Control, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-420-7969 has 1 manufacturer part number on file: 5270813 (Fmc Technologies Inc Dba Fmc Fluid Control).
Key specifications for 5270813: Surface Finish: FINISHED; Diameter: 2.000 INCHES NOMINAL IN; Special Features: CHROMIUM OXIDE COATED INCONEL PLUNGER FOR FMC MO816 HASTOLOY PUMP; Surface Treatment: CHROMIUM. 5 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.