The Gear Cluster, cataloged under National Stock Number 3020-01-289-5547, 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 Scotsman Industries Inc Div Scotsman Ice Systems. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-289-5547 |
| Primary Part Number | 02-2438-01 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Scotsman Industries Inc Div Scotsman Ice Systems |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.312 INCHES BOTH ENDS IN |
| Design Type | SPUR FIRST GEAR |
| Design Type | HELICAL SECOND GEAR |
| Precision Classification | QUALITY NUMBER 8 ALL GEARS |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 2.173 INCHES IN |
| Hub Style Designator | PINNED BOTH ENDS |
| Hub Nominal Length | 0.500 INCHES SECOND END IN |
| Hub Nominal Length | 0.531 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.833 INCHES FIRST GEAR IN |
| Nominal Outside Diameter | 2.287 INCHES SECOND GEAR IN |
| Material | FIBER SECOND GEAR |
| Material | STEEL COMP 4140 FIRST GEAR |
| Construction | ASSEMBLED |
| 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 |
|---|---|
| 02-2438-01 PRIMARY | Scotsman Industries Inc Div Scotsman Ice Systems (USA) |
| Reference | Meaning |
|---|---|
| FDE474 PAGE 7 ITEM 27 | C/1 Advisory reference — outside the item-of-supply concept Scotsman Industries Inc Div Scotsman Ice Systems |
NSN 3020-01-289-5547 is a Gear Cluster, manufactured by Scotsman Industries Inc Div Scotsman Ice Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-289-5547 has 1 manufacturer part number on file: 02-2438-01 (Scotsman Industries Inc Div Scotsman Ice Systems).
Key specifications for 02-2438-01: Hub Nominal Diameter: 0.312 INCHES BOTH ENDS IN; Design Type: SPUR FIRST GEAR; Design Type: HELICAL SECOND GEAR; Precision Classification: QUALITY NUMBER 8 ALL GEARS. 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.