The Gear,spur, cataloged under National Stock Number 3020-01-114-9723, 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. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-114-9723 |
| Primary Part Number | 145D0109-2 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Teeth Quantity | 44 |
| Body Style | PLAIN, SOLID |
| Hardness Rating | 59.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM BODY |
| Nominal Overall Length | 1.000 INCHES IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 4.3950 INCHES MINIMUM AND 4.4050 INCHES MAXIMUM IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Surface Treatment | OXIDE OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 145D0109-2 PRIMARY | The Boeing Company (USA) |
NSN 3020-01-114-9723 is a Gear,spur, manufactured by The Boeing Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-114-9723 has 1 manufacturer part number on file: 145D0109-2 (The Boeing Company).
Key specifications for 145D0109-2: Teeth Quantity: 44; Body Style: PLAIN, SOLID; Hardness Rating: 59.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM BODY; Nominal Overall Length: 1.000 INCHES IN. 10 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 3020-01-114-9723 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.