The Gear Set,worm and Worm Wheel,mat, cataloged under National Stock Number 3020-01-290-6485, 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 Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-290-6485 |
| Primary Part Number | 7-317221481 |
| Item Name | Gear Set,worm and Worm Wheel,mat |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland |
| Status | ACTIVE |
| Document Type | ENGINEERING DRAWING |
| Document Identification | MIL-STD-100 |
| Component Document Origin | INDUSTRIAL |
| Document Source | 02731 |
| 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 |
|---|---|
| 7-317221481 PRIMARY | Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland (USA) |
| 7-317221481 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| B-51-10055-5 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
| D-51-13835 | 5/9 Secondary reference Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland |
| 7-317221481 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 3020-01-290-6485 is a Gear Set,worm and Worm Wheel,mat, manufactured by Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-290-6485 has 2 manufacturer part numbers on file: 7-317221481 (Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Itw Heartland), 7-317221481 (The Boeing Company).
Key specifications for 7-317221481: Document Type: ENGINEERING DRAWING; Document Identification: MIL-STD-100; Component Document Origin: INDUSTRIAL; Document Source: 02731. 4 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 3020-01-290-6485 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.