The Spring Actuator, cataloged under National Stock Number 3040-01-666-6439, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Dynamics Land Systems Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Spring Actuator |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | General Dynamics Land Systems Inc. (CAGE 01417) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-666-6439 |
| Primary Part Number | MK4090720 |
| Item Name | Spring Actuator |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Dynamics Land 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 |
|---|---|
| MK4090720 PRIMARY | General Dynamics Land Systems Inc. (USA) |
| MK4090700 FIND NO. 3 | General Dynamics Land Systems Inc. (USA) |
NSN 3040-01-666-6439 is a Spring Actuator, manufactured by General Dynamics Land Systems Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-666-6439 has 2 manufacturer part numbers on file: MK4090720 (General Dynamics Land Systems Inc.), MK4090700 FIND NO. 3 (General Dynamics Land Systems Inc.).
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.