The Actuator,electro-Mechanical,line, cataloged under National Stock Number 1680-01-166-4927, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Mpc Products Corporation Dba Woodward Mpc, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-166-4927 |
| Primary Part Number | U45 |
| Item Name | Actuator,electro-Mechanical,line |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Mpc Products Corporation Dba Woodward Mpc, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A51C9001-23 | Northrop Grumman Systems Corporation (USA) |
| U45 PRIMARY | Mpc Products Corporation Dba Woodward Mpc, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A51C9001-23 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
NSN 1680-01-166-4927 is a Actuator,electro-Mechanical,line, manufactured by Mpc Products Corporation Dba Woodward Mpc, Inc., classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-166-4927 has 2 manufacturer part numbers on file: A51C9001-23 (Northrop Grumman Systems Corporation), U45 (Mpc Products Corporation Dba Woodward Mpc, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6520-01-248-5434. Verify interchangeability with system specifications before substitution.
Key specifications for U45: End Item Identification: USED ON FIGHTER AIRCRAFT, F-14. 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 1680-01-166-4927 has DEMIL Code Q. 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.