The Gear,bevel, cataloged under National Stock Number 3020-00-877-4284, 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 Northrop Grumman Systems Corporation. Government technical data includes 18 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 | 3020-00-877-4284 |
| Primary Part Number | 79X892424-5 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.753 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.250 INCHES SECOND END IN |
| Teeth Quantity | 20 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 22.0000 DEGREES |
| Mounting Hole Type and Quantity | 1 COUNTERSUNK TRANSVERSELY THROUGH HUB FIRST END |
| Mounting Hole Nominal Diameter | 0.098 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 1.230 INCHES IN |
| Style Designator | PERIPHERAL FACE, BACK HUB PROTRUDING |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.6666 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN SECOND END |
| Nominal Outside Diameter | 1.8200 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.500 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 |
|---|---|
| 79X892424-5 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 3020-00-877-4284 is a Gear,bevel, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-877-4284 has 1 manufacturer part number on file: 79X892424-5 (Northrop Grumman Systems Corporation).
Key specifications for 79X892424-5: Bore Nominal Diameter: 0.753 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.250 INCHES SECOND END IN; Teeth Quantity: 20; Body Style: PLAIN, SOLID. 18 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.