The Gear,bevel, cataloged under National Stock Number 3020-00-509-9258, 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 20 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 | 3020-00-509-9258 |
| Primary Part Number | 1596811P1 |
| 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 ENDS0.156 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.562 INCHES BOTH ENDS0.562 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.948 INCHES SECOND END0.948 INCHES SECOND END IN |
| Teeth Quantity | 2020 |
| Body Style | PLAIN, SOLIDPLAIN, SOLID |
| Pitch Angle | 18.4332 DEGREES18.4332 DEGREES |
| Bore Style | W/ KEYWAY BOTH ENDSW/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES SECOND END0.250 INCHES SECOND END IN |
| Teeth Type | STRAIGHTSTRAIGHT |
| Nominal Overall Length | 0.938 INCHES0.938 INCHES IN |
| Style Designator | PERIPHERAL FACE, BACK HUB PROTRUDINGPERIPHERAL FACE, BACK HUB PROTRUDING |
| Material Document and Classification | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.6667 INCHES NOMINAL1.6667 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN SECOND ENDPLAIN SECOND END |
| Nominal Outside Diameter | 1.875 INCHES1.875 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.359 INCHES BOTH ENDS0.359 INCHES BOTH ENDS IN |
| Surface Treatment | PASSIVATE OVERALLPASSIVATE OVERALL |
| Pressure Angle | 20.0000 DEGREES20.0000 DEGREES |
| Material | STEEL COMP 416 OVERALL |
| Face Nominal Width | 0.625 INCHES0.625 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 |
|---|---|
| 1596811P1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3020-00-509-9258 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 3020-00-509-9258 has 1 manufacturer part number on file: 1596811P1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1596811P1: Keyway Nominal Width: 0.156 INCHES BOTH ENDS0.156 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.562 INCHES BOTH ENDS0.562 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.948 INCHES SECOND END0.948 INCHES SECOND END IN; Teeth Quantity: 2020. 20 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.