The Pulley,drive Unit, cataloged under National Stock Number 3020-00-461-5928, 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 TB Woods's Corporation. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Pulley,drive Unit |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | TB Woods's Corporation (CAGE 79425) |
| Parameter | Value |
|---|---|
| NSN | 3020-00-461-5928 |
| Primary Part Number | SVS74B3138 |
| Item Name | Pulley,drive Unit |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | TB Woods's Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| SVS74B3138 PRIMARY | TB Woods's Corporation (USA) |
| Reference | Meaning |
|---|---|
| 783-393 | 5/9 Secondary reference Utility Appliance Corp |
| 5SVS74B3X1-3-8 | 5/9 Secondary reference TB Woods's Corporation |
NSN 3020-00-461-5928 is a Pulley,drive Unit, manufactured by TB Woods's Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-461-5928 has 1 manufacturer part number on file: SVS74B3138 (TB Woods's Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-225-8777. Verify interchangeability with system specifications before substitution.
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.