The Gear,bevel, cataloged under National Stock Number 3020-01-385-9008, 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 Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-385-9008 |
| Primary Part Number | 025546-1 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
| Status | ACTIVE |
| Teeth Quantity | 30 |
| Pitch Angle | 26.565000 DEGREES |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Hardness Rating | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 0.840 INCHES IN |
| Style Designator | SIDE FACE, FRONT HUB FLUSH, BACK HUB PROTRUDING |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.7800 INCHES NOMINAL IN |
| Spline Quantity | 13 BOTH ENDS |
| Nominal Outside Diameter | 3.000 INCHES IN |
| Pressure Angle | 20.000000 DEGREES |
| Material | STEEL COMP E4340 OR STEEL COMP 4140 OVERALL |
| Spline Pitch Diameter | 0.54167 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 0.466 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 |
|---|---|
| 025546-1 PRIMARY | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 025546-1 | 3/9 Design control — primary reference Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
| 025546 | D/9 Drawing number reference only Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
NSN 3020-01-385-9008 is a Gear,bevel, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-385-9008 has 1 manufacturer part number on file: 025546-1 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc).
Key specifications for 025546-1: Teeth Quantity: 30; Pitch Angle: 26.565000 DEGREES; Bore Style: INVOLUTE SPLINE BOTH ENDS; Hardness Rating: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL. 14 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 3020-01-385-9008 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.