The Gear,spur, cataloged under National Stock Number 3020-00-651-9367, 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 Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 24 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-651-9367 |
| Primary Part Number | 510227 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.165 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.411 INCHES BETWEEN BODY AND FLANGE IN |
| Teeth Quantity | 45 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 2.700 INCHES BOTH ENDS IN |
| Flange Nominal Thickness | 0.5800 INCHES IN |
| Flange Nominal Diameter | 2.860 INCHES IN |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | FLANGED END |
| Material Document and Classification | QQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.5000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Distance Between Outer Body Face and Inner Flange Face | 0.720 INCHES IN |
| Hub Style Designator | 1 GROOVE SECOND END |
| Nominal Outside Diameter | 2.587 INCHES IN |
| Nominal Distance From End to First Groove | 0.480 INCHES SECOND END IN |
| End Nominal Diameter | 2.860 INCHES SECOND END IN |
| Pressure Angle | 22.5000 DEGREES |
| Material | STEEL COMP 416 OVERALL |
| First Groove Nominal Diameter | 2.500 INCHES SECOND END IN |
| Counterbore Nominal Depth | 0.174 INCHES BOTH ENDS IN |
| First Groove Nominal Width | 0.520 INCHES SECOND END IN |
| Face Nominal Width | 0.200 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 |
|---|---|
| 510227 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 3020-00-651-9367 is a Gear,spur, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-651-9367 has 1 manufacturer part number on file: 510227 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 2030-01-174-2482. Verify interchangeability with system specifications before substitution.
Key specifications for 510227: Bore Nominal Diameter: 1.165 INCHES BOTH ENDS IN; Hub Nominal Diameter: 2.411 INCHES BETWEEN BODY AND FLANGE IN; Teeth Quantity: 45; Body Style: PLAIN, SOLID. 24 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 3020-00-651-9367 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.