The Gear,spur, cataloged under National Stock Number 3020-00-250-8201, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-00-250-8201 |
| Primary Part Number | YC1536-1019REV1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Teeth Quantity | 162 |
| Body Style | WEBBED, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Mounting Hole Type and Quantity | 4 THREADED AXIALLY THROUGH HUB FIRST END |
| Style Designator | FLUSH HUB |
| Tooth Form | STANDARD |
| Spline Quantity | 18 BOTH ENDS |
| Mounting Hole Nominal Thread Size | 0.2500 INCHES AXIALLY THROUGH HUB FIRST END IN |
| Surface Treatment | CADMIUM OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Bolt Hole Circle Nominal Diameter | 2.3750 INCHES AXIALLY THROUGH HUB FIRST END IN |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH HUB FIRST END |
| Attachment Method | MOUNTING HOLE |
| 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 |
|---|---|
| YC1536-1019REV1 | Raytheon Company (USA) |
| YC1536-1019REV1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| YC1536-1019REV1 | 5/9 Secondary reference Raytheon Company Div Corp |
| YC1536-1019REV1 | 5/9 Secondary reference Profile Gear Corp |
NSN 3020-00-250-8201 is a Gear,spur, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-250-8201 has 2 manufacturer part numbers on file: YC1536-1019REV1 (Raytheon Company), YC1536-1019REV1 (Raytheon Company Dba Raytheon Co).
Key specifications for YC1536-1019REV1: Teeth Quantity: 162; Body Style: WEBBED, SOLID; Bore Style: INVOLUTE SPLINE BOTH ENDS; Mounting Hole Type and Quantity: 4 THREADED AXIALLY THROUGH HUB FIRST END. 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.
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.