The Pump Assembly Gyro, cataloged under National Stock Number 4320-01-478-5986, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Klein Marine Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-478-5986 |
| Primary Part Number | 3609274 |
| Item Name | Pump Assembly Gyro |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Klein Marine Systems Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 3609274 PRIMARY | Klein Marine Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 110.222.40 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Marine Co Hq |
| 110.222.X04 | 5/1 Secondary reference Klein Marine Systems Inc |
| 110.222.X40 | 3/9 Design control — primary reference Raytheon Marine Co Hq |
| 110.222.40 | C/1 Advisory reference — outside the item-of-supply concept Klein Marine Systems Inc |
| 3609274 | 5/9 Secondary reference Raytheon Marine Co Hq |
NSN 4320-01-478-5986 is a Pump Assembly Gyro, manufactured by Klein Marine Systems Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-478-5986 has 1 manufacturer part number on file: 3609274 (Klein Marine Systems Inc).
Key specifications for 3609274: Special Features: UNIT PART NUMBER FOR PUMP IS 3609274; End Item Identification: STANDARD 20 GYRO. 0 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.