The Belt,positive Drive, cataloged under National Stock Number 3030-01-347-0833, 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 Thornycroft Engines. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3030-01-347-0833 |
| Primary Part Number | 6138677 |
| Item Name | Belt,positive Drive |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Thornycroft Engines |
| Status | ACTIVE |
| Style Designator | POSITIVE DRIVE |
| 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 |
|---|---|
| 6138677 | Allied Defense Industries, Llc Dba Ams Distribution (USA) |
| 6138677 PRIMARY | Thornycroft Engines (GBR) |
| Reference | Meaning |
|---|---|
| 6138677 | 5/9 Secondary reference Thornycroft Engines Ltd |
| 6138677 | 5/9 Secondary reference Watercraft America Inc |
| 6138677 | 5/9 Secondary reference Thornycroft |
NSN 3030-01-347-0833 is a Belt,positive Drive, manufactured by Thornycroft Engines, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-347-0833 has 2 manufacturer part numbers on file: 6138677 (Allied Defense Industries, Llc Dba Ams Distribution), 6138677 (Thornycroft Engines).
Key specifications for 6138677: Style Designator: POSITIVE DRIVE. 1 specification is 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.