The Gear,bevel, cataloged under National Stock Number 3020-00-424-4239, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-424-4239 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 3.9835 INCHES BOTH ENDS IN |
| Teeth Quantity | 40 |
| Bore Style | PLAIN BOTH ENDS |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 0.7960 INCHES IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 8.0000 INCHES NOMINAL IN |
| Nominal Outside Diameter | 8.1780 INCHES IN |
| Material | STEEL COMP 4615 OR STEEL COMP 8620 OVERALL |
| Face Nominal Width | 0.7500 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 |
| Reference | Meaning |
|---|---|
| MD1041 | 3/9 Design control — primary reference Mwm-Murphy Diesel Co |
NSN 3020-00-424-4239 is a Gear,bevel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-424-4239: Bore Nominal Diameter: 3.9835 INCHES BOTH ENDS IN; Teeth Quantity: 40; Bore Style: PLAIN BOTH ENDS; Teeth Type: STRAIGHT. 10 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.