The Gear Drive Assembly, cataloged under National Stock Number 1615-01-563-0650, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Gear Drive Assembly |
| FSC / FSG | 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components (FSG 16) |
| Parameter | Value |
|---|---|
| NSN | 1615-01-563-0650 |
| Item Name | Gear Drive Assembly |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 269A6027-178 | 3/9 Design control — primary reference Schweizer Aircraft Corp. |
| 269A6027-178 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 269A6027-178 | C/1 Advisory reference — outside the item-of-supply concept Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| 269A6027-178 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
NSN 1615-01-563-0650 is a Gear Drive Assembly, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1615-01-563-0650 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.