The Gear,bevel, cataloged under National Stock Number 3020-00-562-9783, 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 Support Services Corp. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-562-9783 |
| Primary Part Number | 131C742H01 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Hub Nominal Diameter | 1.040 INCHES FIRST END IN |
| Teeth Quantity | 78 |
| Pitch Diameter | 4.8750 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN FIRST END |
| Pressure Angle | 20.0000 DEGREES |
| 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 |
|---|---|
| 131C742H01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 131C742H01 | 3/9 Design control — primary reference U.S. Government activity |
| 131C742 | D/9 Drawing number reference only U.S. Government activity |
NSN 3020-00-562-9783 is a Gear,bevel, manufactured by Northrop Grumman Support Services Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-562-9783 has 1 manufacturer part number on file: 131C742H01 (Northrop Grumman Support Services Corp).
Key specifications for 131C742H01: Hub Nominal Diameter: 1.040 INCHES FIRST END IN; Teeth Quantity: 78; Pitch Diameter: 4.8750 INCHES NOMINAL IN; Hub Style Designator: PLAIN FIRST END. 5 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.