The Pulley,groove, cataloged under National Stock Number 3020-00-115-0480, 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 Wisconsin Motors, Llc. Government technical data includes 28 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-115-0480 |
| Primary Part Number | MD341-1 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Wisconsin Motors, Llc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 3.375 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Securing Method | DRILLED HOLE |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 3.875 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Flange Thickness | 0.516 INCHES NOMINAL IN |
| Outside Diameter | 5.500 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 5.375 INCHES NOMINAL IN |
| Groove Depth | 0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Counterbore Depth | 3.525 INCHES NOMINAL IN |
| Groove Quantity | 2 |
| Counterbore Location | BB END |
| V Groove Angle in Deg | 36.0 |
| Protruding Hub Characteristic | PLAIN |
| Counterbore Diameter | 2.688 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN |
| Securing Hole Quantity | 6 |
| Drilled Hole Diameter | 0.525 INCHES NOMINAL IN |
| Unable to Decode | UNABLE TO DECODE |
| Surface Treatment | PAINT |
| Hole Location | THRU FLANGE,4.500 IN. CRICLE IN |
| Counterbore Feature | INCLUDED |
| Bore Diameter | 2.500 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| MD341-1 PRIMARY | Wisconsin Motors, Llc (USA) |
NSN 3020-00-115-0480 is a Pulley,groove, manufactured by Wisconsin Motors, Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-115-0480 has 1 manufacturer part number on file: MD341-1 (Wisconsin Motors, Llc).
Key specifications for MD341-1: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 3.375 INCHES NOMINAL AA END IN; Bore Feature: INCLUDED; Securing Method: DRILLED HOLE. 28 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.