The Gear Cluster, cataloged under National Stock Number 3020-00-706-9343, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-706-9343 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | UNABLE TO DECODE0.625 INCHES BOTH ENDS0.625 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | UNABLE TO DECODE0.750 INCHES FIRST END0.750 INCHES FIRST END IN |
| Hub Nominal Diameter | UNABLE TO DECODE1.188 INCHES BETWEEN FIRST AND SECOND GEAR1.188 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Design Type | UNABLE TO DECODESPUR SECOND GEARSPUR SECOND GEAR |
| Design Type | UNABLE TO DECODESPUR FIRST GEARSPUR FIRST GEAR |
| Bore Style | UNABLE TO DECODEPLAIN BOTH ENDSPLAIN BOTH ENDS |
| Precision Classification | UNABLE TO DECODEQUALITY NUMBER 9 ALL GEARSQUALITY NUMBER 9 ALL GEARS |
| Nominal Overall Length | 0.654 INCHES0.654 INCHES IN |
| Material Document and Classification | QQ-S-763,CLASS 304L FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUBQQ-S-763,CLASS 304L FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB |
| Material Document and Classification | QQ-S-763,CLASS 304L FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUBUNABLE TO DECODE |
| Material Document and Classification | UNABLE TO DECODEQQ-B-639,ALLOY 464 HARD FED SPEC SINGLE MATERIAL RESPONSE FIRST GEARQQ-B-639,ALLOY 464 HARD FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR |
| Material Document and Classification | UNABLE TO DECODEQQ-S-763,CLASS 304L FED SPEC SINGLE MATERIAL RESPONSE SECOND GEARQQ-S-763,CLASS 304L FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR |
| Hub Style Designator | UNABLE TO DECODE1 STEP BETWEEN FIRST AND SECOND GEAR1 STEP BETWEEN FIRST AND SECOND GEAR |
| Hub Style Designator | UNABLE TO DECODEPLAIN FIRST ENDPLAIN FIRST END |
| Hub Nominal Length | UNABLE TO DECODE0.023 INCHES FIRST END0.023 INCHES FIRST END IN |
| Hub Nominal Length | UNABLE TO DECODE0.319 INCHES BETWEEN FIRST AND SECOND GEAR0.319 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Nominal Outside Diameter | UNABLE TO DECODE1.1875 INCHES SECOND GEAR1.1875 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | UNABLE TO DECODE2.3333 INCHES FIRST GEAR2.3333 INCHES FIRST GEAR IN |
| Surface Treatment | PASSIVATE SHAFT/HUBPASSIVATE SHAFT/HUB |
| Surface Treatment | UNABLE TO DECODE |
| Surface Treatment | PASSIVATE SECOND GEARUNABLE TO DECODE |
| Surface Treatment | PASSIVATE SECOND GEARPASSIVATE SECOND GEAR |
| Material | UNABLE TO DECODECOPPER ALLOY FIRST GEARCOPPER ALLOY FIRST GEAR |
| Material | UNABLE TO DECODESTEEL COMP 304L SECOND GEARSTEEL COMP 304L SECOND GEAR |
| Material | UNABLE TO DECODESTEEL COMP 304L SHAFT/HUBSTEEL COMP 304L SHAFT/HUB |
| Construction | ASSEMBLEDASSEMBLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| B311-342 | 3/2 Design control — primary reference U.S. Government activity |
| B311-342 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-00-706-9343 is a Gear Cluster, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-706-9343: Bore Nominal Diameter: UNABLE TO DECODE0.625 INCHES BOTH ENDS0.625 INCHES BOTH ENDS IN; Hub Nominal Diameter: UNABLE TO DECODE0.750 INCHES FIRST END0.750 INCHES FIRST END IN; Hub Nominal Diameter: UNABLE TO DECODE1.188 INCHES BETWEEN FIRST AND SECOND GEAR1.188 INCHES BETWEEN FIRST AND SECOND GEAR IN; Design Type: UNABLE TO DECODESPUR SECOND GEARSPUR SECOND GEAR. 26 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 3020-00-706-9343 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.