The Gear Sector,spur, cataloged under National Stock Number 3020-01-341-7066, 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 Naval Sea Systems Command. Government technical data includes 13 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 | 3020-01-341-7066 |
| Primary Part Number | 6242809 |
| Item Name | Gear Sector,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.875 INCHES BOTH ENDS IN |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Type and Quantity | 2 PLAIN AXIALLY THROUGH BODY FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.750 INCHES FIRST END IN |
| Mounting Hole Nominal Diameter | 0.375 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Hub Style Designator | 1 STEP FIRST END |
| End Nominal Length | 0.375 INCHES FIRST END IN |
| Pitch Radius | 5.7500 INCHES NOMINAL IN |
| End Nominal Diameter | 1.250 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.750 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 |
|---|---|
| 6242809 PRIMARY | Naval Sea Systems Command (USA) |
| 6242799 PART 5 | Naval Sea Systems Command (USA) |
NSN 3020-01-341-7066 is a Gear Sector,spur, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-341-7066 has 2 manufacturer part numbers on file: 6242809 (Naval Sea Systems Command), 6242799 PART 5 (Naval Sea Systems Command).
Key specifications for 6242809: Bore Nominal Diameter: 0.875 INCHES BOTH ENDS IN; Bore Style: PLAIN BOTH ENDS; Mounting Hole Type and Quantity: 2 PLAIN AXIALLY THROUGH BODY FIRST END; Nominal Distance Between Body Face and Protruding Hub End: 0.750 INCHES FIRST END IN. 13 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.