The Gear,spur, cataloged under National Stock Number 3020-00-628-7708, 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 17 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 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-628-7708 |
| Primary Part Number | 536530 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.680 INCHES FIRST END IN |
| Hub Nominal Diameter | 0.685 INCHES SECOND END IN |
| Teeth Quantity | 24 |
| Body Style | WEBBED, OFFSET, SOLID |
| Bore Style | TAPERED SERRATED BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.360 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.195 INCHES SECOND END IN |
| Nominal Overall Length | 0.755 INCHES IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 2.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 2.216 INCHES IN |
| Serration Quantity | 17 BOTH ENDS |
| Pressure Angle | 22.5000 DEGREES |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 536530 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 3020-00-628-7708 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 3020-00-628-7708 has 1 manufacturer part number on file: 536530 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
2 possible matches (shared part number, not a government interchangeability claim): 2530-01-347-4266, 2530-01-347-4267. Verify interchangeability with system specifications before substitution.
Key specifications for 536530: Hub Nominal Diameter: 0.680 INCHES FIRST END IN; Hub Nominal Diameter: 0.685 INCHES SECOND END IN; Teeth Quantity: 24; Body Style: WEBBED, OFFSET, SOLID. 17 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 3020-00-628-7708 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.