The Belt,positive Drive, cataloged under National Stock Number 3030-01-520-3499, is classified within Federal Supply Class 3030 (Belting, Drive Belts, Fan Belts, and Accessories) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Gates Corporation. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3030-01-520-3499 |
| Primary Part Number | 8MGT-640 |
| Item Name | Belt,positive Drive |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Gates Corporation |
| Status | ACTIVE |
| Outside Length | 640.0 MILLIMETERS NOMINAL MM |
| Drive Type and Quantity | 80 TEETH |
| Style Designator | POSITIVE DRIVE |
| Nominal Pitch Distance | 8.0 MILLIMETERS MM |
| Nominal Width | 0.470 INCHES IN |
| Material | PLASTIC POLYURETHANE OVERALL |
| Nominal Pitch Length | 8.0 MILLIMETERS MM |
| 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 |
|---|---|
| 8MGT-640 PRIMARY | Gates Corporation (USA) |
| Reference | Meaning |
|---|---|
| B434-8310-5 | 5/1 Secondary reference U.S. Government activity |
| 596-7409258-5 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 3030-01-520-3499 is a Belt,positive Drive, manufactured by Gates Corporation, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-520-3499 has 1 manufacturer part number on file: 8MGT-640 (Gates Corporation).
Key specifications for 8MGT-640: Outside Length: 640.0 MILLIMETERS NOMINAL MM; Drive Type and Quantity: 80 TEETH; Style Designator: POSITIVE DRIVE; Nominal Pitch Distance: 8.0 MILLIMETERS MM. 7 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.