The Gear,spur, cataloged under National Stock Number 3020-01-486-6802, 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 Northrop Grumman Systems Corporation. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-486-6802 |
| Primary Part Number | 1812864 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.2498 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.500 INCHES FIRST END IN |
| Teeth Quantity | 28 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Supplementary Features | DIAMETRAL PITCH: 64 |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 0.4375 INCHES NOMINAL IN |
| Hub Style Designator | PINNED FIRST END |
| Nominal Outside Diameter | 0.469 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 303 FIRST GEAR |
| Face Nominal Width | 0.187 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1981509 PC 14 | Northrop Grumman Systems Corporation (USA) |
| 1812864 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 3020-01-486-6802 is a Gear,spur, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-486-6802 has 2 manufacturer part numbers on file: 1981509 PC 14 (Northrop Grumman Systems Corporation), 1812864 (Northrop Grumman Systems Corporation).
Key specifications for 1812864: Bore Nominal Diameter: 0.2498 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.500 INCHES FIRST END IN; Teeth Quantity: 28; Body Style: PLAIN, SOLID. 15 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.
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.