The Gear,bevel, cataloged under National Stock Number 3020-00-237-8619, 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 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-237-8619 |
| Primary Part Number | 1604616 |
| 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 |
| Bore Nominal Diameter | 0.1250 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.3120 INCHES SECOND END IN |
| Teeth Quantity | 18 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 45.0000 DEGREES |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.188 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 0.3130 INCHES IN |
| Style Designator | SIDE FACE, BACK HUB PROTRUDING |
| Pitch Diameter | 0.3750 INCHES NOMINAL IN |
| Hub Style Designator | PINNED SECOND END |
| Nominal Outside Diameter | 0.4219 INCHES IN |
| Surface Treatment | NICKEL OVERALL |
| Pressure Angle | 14.5000 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Face Nominal Width | 0.1090 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 |
|---|---|
| G461 | Altra Industrial Motion Corp. (USA) |
| 1604616 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 1604616 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 13445-1A | 5/9 Secondary reference Cessna Aircraft Co Arc Avionics Div |
| H20241-22 | 5/9 Secondary reference Marine Acquisition (us) Incorporated Div Prime Line Industrial Controls |
| H20241-22 | 5/9 Secondary reference Incom Intl Inc Morse Controls Div |
NSN 3020-00-237-8619 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 3020-00-237-8619 has 3 manufacturer part numbers on file: G461 (Altra Industrial Motion Corp.), 1604616 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1604616 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
3 possible matches (shared part number, not a government interchangeability claim): 2805-00-353-8918, 5340-01-312-0682, 5120-01-437-1915. Verify interchangeability with system specifications before substitution.
Key specifications for 1604616: Bore Nominal Diameter: 0.1250 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.3120 INCHES SECOND END IN; Teeth Quantity: 18; Body Style: PLAIN, SOLID. 17 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.