The Pulley,groove, cataloged under National Stock Number 3020-01-528-7249, 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 Appleton Marine Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-528-7249 |
| Primary Part Number | YMD-9398 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Appleton Marine Inc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | NOT INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Design Form | PLAIN |
| Groove Shape | V |
| Outside Diameter | 28.000 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 23.000 INCHES NOMINAL IN |
| Face Width | 5.000 INCHES NOMINAL IN |
| Lightening Hole | NOT INCLUDED |
| 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 |
|---|---|
| YMD-9398 | Appleton Marine Inc (USA) |
| Reference | Meaning |
|---|---|
| 15280100 | 3/9 Design control — primary reference American Block Company Dba American Block Manufacturing Co. |
NSN 3020-01-528-7249 is a Pulley,groove, manufactured by Appleton Marine Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-528-7249 has 1 manufacturer part number on file: YMD-9398 (Appleton Marine Inc).
Key specifications for YMD-9398: Integral Cooling Vane: NOT INCLUDED; Bore Feature: NOT INCLUDED; Split Hub Feature: NOT INCLUDED; Design Form: PLAIN. 10 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.