The Gear,bevel, cataloged under National Stock Number 3020-00-618-2374, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 21 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 | 3020-00-618-2374 |
| Primary Part Number | 1668303 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Keyway Nominal Width | 0.156 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.812 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.250 INCHES SECOND END IN |
| Teeth Quantity | 26 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 40.0000 DEGREES |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 1.250 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 1.671 INCHES IN |
| Style Designator | PERIPHERAL FACE, BACK HUB PROTRUDING |
| Material Document and Classification | QQ-S-764,TYPE 303 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.6250 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN SECOND END |
| Nominal Outside Diameter | 1.711 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.485 INCHES BOTH ENDS IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| Body Recess Nominal Depth | 0.1400 INCHES FIRST END IN |
| Face Nominal Width | 0.282 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 |
NSN 3020-00-618-2374 is a Gear,bevel, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-618-2374 has 2 manufacturer part numbers on file: 766559 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1668303 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1668303: Keyway Nominal Width: 0.156 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.812 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.250 INCHES SECOND END IN; Teeth Quantity: 26. 21 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.