The Gear,spur, cataloged under National Stock Number 3020-00-239-7598, 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 Eastman Kodak Co. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-239-7598 |
| Primary Part Number | 454428 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Eastman Kodak Co |
| Status | ACTIVE |
| Keyway Nominal Width | 0.1250 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.5000 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.2500 INCHES FIRST END IN |
| Teeth Quantity | 49 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.3750 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 2.4615 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 2.5620 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.3120 INCHES BOTH ENDS IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Face Nominal Width | 0.1880 INCHES IN |
| 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 |
|---|---|
| 454428 PRIMARY | Eastman Kodak Co (USA) |
NSN 3020-00-239-7598 is a Gear,spur, manufactured by Eastman Kodak Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-239-7598 has 1 manufacturer part number on file: 454428 (Eastman Kodak Co).
Key specifications for 454428: Keyway Nominal Width: 0.1250 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.5000 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.2500 INCHES FIRST END IN; Teeth Quantity: 49. 16 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.