The Pulley,timing Belt, cataloged under National Stock Number 3020-01-386-9902, 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 Gates Corporation. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-386-9902 |
| Primary Part Number | 53Z-02-201 |
| Item Name | Pulley,timing Belt |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Gates Corporation |
| Status | ACTIVE |
| Hub Diameter | 4.750 INCHES NOMINAL IN |
| Face Pitch Designation | 14MM MM |
| Face Type | SINGLE ROW SPROCKET TEETH |
| Material Document and Classification | MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE |
| Bore Type | SPECIFIED |
| Face Groove/tooth Quantity | 48 |
| Bore Diameter | 3.082 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Face Width | 2.380 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 |
|---|---|
| 53Z-02-201 PRIMARY | Gates Corporation (USA) |
| 53Z-02-201 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 53Z-02-201 | 5/9 Secondary reference Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division |
| 53Z-02-201 | 5/9 Secondary reference Naval Undersea Warfare Ctr |
| P48-14M-55 | 5/9 Secondary reference Gates Corporation |
NSN 3020-01-386-9902 is a Pulley,timing Belt, manufactured by Gates Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-386-9902 has 2 manufacturer part numbers on file: 53Z-02-201 (Gates Corporation), 53Z-02-201 (Naval Sea Systems Command).
Key specifications for 53Z-02-201: Hub Diameter: 4.750 INCHES NOMINAL IN; Face Pitch Designation: 14MM MM; Face Type: SINGLE ROW SPROCKET TEETH; Material Document and Classification: MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE. 9 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.