The Gear,spur, cataloged under National Stock Number 3020-01-400-3637, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-400-3637 |
| Primary Part Number | 74A450680-2007 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Teeth Quantity | 49 |
| Material Document and Classification | MIL-S-8844 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Pressure Angle | 22.5000 DEGREES |
| Material | STEEL CORROSION RESISTING BODY |
| 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 |
|---|---|
| 74A450680-2007 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450680-2007 | Hdi Landing Gear Usa Inc (USA) |
| 74A450680-2007 | Israel Aerospace Industries Ltd.shl-Aero Assemblies Division (ISR) |
| Reference | Meaning |
|---|---|
| 10106733 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450680-2007 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-01-400-3637 is a Gear,spur, manufactured by The Boeing Company Div Defense, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-400-3637 has 3 manufacturer part numbers on file: 74A450680-2007 (The Boeing Company Div Defense), 74A450680-2007 (Hdi Landing Gear Usa Inc), 74A450680-2007 (Israel Aerospace Industries Ltd.shl-Aero Assemblies Division).
Key specifications for 74A450680-2007: Teeth Quantity: 49; Material Document and Classification: MIL-S-8844 MIL SPEC SINGLE MATERIAL RESPONSE BODY; End Item Identification: AIRCRAFT MODEL F/A-18; Pressure Angle: 22.5000 DEGREES. 4 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 3020-01-400-3637 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.