The Pulley,timing Belt, cataloged under National Stock Number 3020-01-446-7095, 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. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 3020-01-446-7095 |
| Primary Part Number | P728M50 |
| Item Name | Pulley,timing Belt |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | TB Woods's Corporation |
| Status | ACTIVE |
| Face Type | SINGLE ROW SPROCKET TEETH |
| Bore Type | BUSHED |
| Face Groove/tooth Quantity | 72 |
| Material | STEEL |
| Face Width | 2.375 INCHES NOMINAL IN |
| 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 |
|---|---|
| P728M50 PRIMARY | TB Woods's Corporation (USA) |
| Reference | Meaning |
|---|---|
| H72-8M-50-SK | 5/9 Secondary reference TB Woods's Corporation |
| DM117714 | D/9 Drawing number reference only U.S. Government activity |
| EN DM117714 ITEM 2 | 5/2 Secondary reference U.S. Government activity |
| P72-8M-50-SK | C/1 Advisory reference — outside the item-of-supply concept TB Woods's Corporation |
NSN 3020-01-446-7095 is a Pulley,timing Belt, manufactured by TB Woods's Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-446-7095 has 1 manufacturer part number on file: P728M50 (TB Woods's Corporation).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-446-7097. Verify interchangeability with system specifications before substitution.
Key specifications for P728M50: Face Type: SINGLE ROW SPROCKET TEETH; Overall Length: 2.375 INCHES NOMINAL IN; Bore Type: BUSHED; Face Groove/tooth Quantity: 72. 5 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.