The Gear Cluster, cataloged under National Stock Number 3020-01-196-3989, 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 Lockheed Martin Corp Electronics and Missiles Div. Government technical data includes 12 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 | 3020-01-196-3989 |
| Primary Part Number | 244510 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Lockheed Martin Corp Electronics and Missiles Div |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.750 INCHES FIRST END IN |
| Design Type | SPUR ALL GEARS |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Overall Length | 0.863 INCHES IN |
| Material Document and Classification | MIL-S-6709 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | PLAIN FIRST END |
| Hub Nominal Length | 0.345 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.833 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | 1.562 INCHES FIRST GEAR IN |
| Surface Treatment | PHOSPHATE MANGANESE OVERALL |
| Material | STEEL OVERALL |
| Construction | ASSEMBLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 244510 PRIMARY | Lockheed Martin Corp Electronics and Missiles Div (USA) |
NSN 3020-01-196-3989 is a Gear Cluster, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-196-3989 has 1 manufacturer part number on file: 244510 (Lockheed Martin Corp Electronics and Missiles Div).
Key specifications for 244510: Hub Nominal Diameter: 0.750 INCHES FIRST END IN; Design Type: SPUR ALL GEARS; Bore Style: PLAIN BOTH ENDS; Nominal Overall Length: 0.863 INCHES IN. 12 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 3020-01-196-3989 has DEMIL Code B. 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.