The Crank,cylinder Valve, cataloged under National Stock Number 1680-01-222-5673, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-222-5673 |
| Primary Part Number | 2-73286-17 |
| Item Name | Crank,cylinder Valve |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT ACCESSORY EQUIPMENT |
| General Characteristics Item Description | MATL IS ALUMINUM |
| Functional Description | USED ON RUDDER OPERATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 2-73286-17 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 2-73286-17 | Aerometals, Inc. (USA) |
| 2-73286-17 | Johnson Manufacturing, Inc. Dba Johnson Manufacturing (USA) |
| 2-73286-17 | Tect Hypervelocity, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2-73286-17 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 2-73286-17 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 1680-01-222-5673 is a Crank,cylinder Valve, manufactured by Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-222-5673 has 4 manufacturer part numbers on file: 2-73286-17 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 2-73286-17 (Aerometals, Inc.), 2-73286-17 (Johnson Manufacturing, Inc. Dba Johnson Manufacturing), 2-73286-17 (Tect Hypervelocity, Inc.).
Key specifications for 2-73286-17: FSC Application Data: AIRCRAFT ACCESSORY EQUIPMENT; General Characteristics Item Description: MATL IS ALUMINUM; Functional Description: USED ON RUDDER OPERATION; End Item Identification: F-5 AND T-38 AIRCRAFT. 3 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 1680-01-222-5673 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.