The Gear,bevel, cataloged under National Stock Number 3020-01-490-4504, 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 Curtiss-Wright Corporation. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-490-4504 |
| Primary Part Number | 6-47552-1 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Curtiss-Wright Corporation |
| Status | ACTIVE |
| Teeth Quantity | 15 |
| Pitch Angle | 29.0000 DEGREES |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Hardness Rating | 80.0 ROCKWELL A NOMINAL TEETH |
| Nominal Overall Length | 6.120 INCHES IN |
| Pitch Diameter | 2.0000 INCHES NOMINAL IN |
| Spline Quantity | 15 BOTH ENDS |
| Nominal Outside Diameter | 2.305 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Spline Pitch Diameter | 0.9375 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 0.530 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6-47552-1 | Curtiss-Wright Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6-47552-1 | 5/2 Secondary reference U.S. Government activity |
| 6-47552-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-490-4504 is a Gear,bevel, manufactured by Curtiss-Wright Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-490-4504 has 1 manufacturer part number on file: 6-47552-1 (Curtiss-Wright Corporation).
Key specifications for 6-47552-1: Teeth Quantity: 15; Pitch Angle: 29.0000 DEGREES; Bore Style: INVOLUTE SPLINE BOTH ENDS; Hardness Rating: 80.0 ROCKWELL A NOMINAL TEETH. 11 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.
NSN 3020-01-490-4504 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.