The Gear,spur, cataloged under National Stock Number 3020-01-384-6370, 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 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-384-6370 |
| Primary Part Number | 025476-1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.500 INCHES FIRST END IN |
| Backlash Designation | GRADE B |
| Teeth Quantity | 38 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN FIRST END |
| Mounting Hole Type and Quantity | 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 2.160 INCHES FIRST END IN |
| Mounting Hole Nominal Diameter | 0.194 INCHES TRANSVERSELY THROUGH HUB SECOND END IN |
| Style Designator | PROTRUDING HUB, RECESSED BODY |
| Material Document and Classification | MIL-S-6758 COND F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.9000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 2.000 INCHES IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Pressure Angle | 25.0000 DEGREES |
| Material | STEEL COMP 4130 OVERALL |
| Attachment Method | MOUNTING HOLE |
| Body Recess Nominal Depth | 0.275 INCHES SECOND END IN |
| Face Nominal Width | 0.400 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 025476-1 PRIMARY | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 025476 | D/9 Drawing number reference only Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
| 025476-1 | 3/9 Design control — primary reference Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
NSN 3020-01-384-6370 is a Gear,spur, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-384-6370 has 1 manufacturer part number on file: 025476-1 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc).
Key specifications for 025476-1: Bore Nominal Diameter: 0.500 INCHES FIRST END IN; Backlash Designation: GRADE B; Teeth Quantity: 38; Body Style: PLAIN, SOLID. 19 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 3020-01-384-6370 has DEMIL Code Q. 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.