The Gear Cluster, cataloged under National Stock Number 3020-00-792-4277, 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 Corporation Div Rms. Government technical data includes 18 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 | 3020-00-792-4277 |
| Primary Part Number | 7211832P1 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.125 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.183 INCHES FIRST END IN |
| Hub Nominal Diameter | 0.355 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Backlash Designation | GRADE C ALL GEARS |
| Design Type | SPUR SECOND GEAR |
| Design Type | SPUR FIRST GEAR |
| Bore Style | PLAIN BOTH ENDS |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 ALL GEARS |
| Nominal Overall Length | 0.500 INCHES IN |
| Hub Style Designator | SPLIT FIRST END |
| Hub Style Designator | PLAIN BETWEEN FIRST AND SECOND GEAR |
| Hub Nominal Length | 0.253 INCHES FIRST END IN |
| Hub Nominal Length | 0.061 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Nominal Outside Diameter | 0.467 INCHES FIRST GEAR IN |
| Nominal Outside Diameter | 1.905 INCHES SECOND GEAR IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Construction | SOLID |
| Attachment Method | CLAMP |
| 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 |
|---|---|
| 7211832P1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
NSN 3020-00-792-4277 is a Gear Cluster, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-792-4277 has 1 manufacturer part number on file: 7211832P1 (Lockheed Martin Corporation Div Rms).
Key specifications for 7211832P1: Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.183 INCHES FIRST END IN; Hub Nominal Diameter: 0.355 INCHES BETWEEN FIRST AND SECOND GEAR IN; Backlash Designation: GRADE C ALL GEARS. 18 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.