The Main Rotor Upper Co, cataloged under National Stock Number 1615-01-563-0686, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-01-563-0686 |
| Primary Part Number | 269A1338-011 |
| Item Name | Main Rotor Upper Co |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 269A1338-011 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 269A1338-009 | 5/9 Secondary reference Schweizer Aircraft Corp. |
| 269A1338-009 | C/1 Advisory reference — outside the item-of-supply concept Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| 269A1338-009 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 269A1338-011 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| 269A1338-9 | 5/9 Secondary reference Schweizer Aircraft Corp. |
| 269A1338-9 | C/1 Advisory reference — outside the item-of-supply concept Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| 269A1338-9 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 269A1338-11 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 269A1338-011 | 5/9 Secondary reference Pony Computer Inc |
NSN 1615-01-563-0686 is a Main Rotor Upper Co, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-01-563-0686 has 1 manufacturer part number on file: 269A1338-011 (Northrop Grumman Systems Corporation).
Key specifications for 269A1338-011: Part Name Assigned by Controlling Agency: MAIN ROTOR UPPER. 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.
NSN 1615-01-563-0686 has DEMIL Code B. 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.