The Pulley,groove, cataloged under National Stock Number 3020-01-441-6493, 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 Macgregor Sweden Ab. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-441-6493 |
| Primary Part Number | MGN11071-AC-34-610 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Macgregor Sweden Ab |
| Status | ACTIVE |
| Bore Feature | INCLUDED |
| Bore Length | 80.0 MILLIMETERS NOMINAL MM |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | NOT OFFSET |
| Groove Radius | 17.0 MILLIMETERS NOMINAL MM |
| Groove Shape | U |
| Outside Diameter | 645.0 MILLIMETERS NOMINAL MM |
| Style Designator | WEBBED OR SPOKED |
| Pitch Diameter | 610.0 MILLIMETERS NOMINAL MM |
| Bore Type | STRAIGHT |
| Bearings | INCLUDED |
| Groove Quantity | 1 |
| Bearing Type | ROLLER |
| Distance From Outside Flange/rim to Hub End and Location | 5.0 MILLIMETERS NOMINAL BOTH ENDS MM |
| Bore Diameter | 110.0 MILLIMETERS NOMINAL MM |
| Material | IRON CAST OVERALL |
| Face Width | 70.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| MGN11071-AC-34-610 PRIMARY | Macgregor Sweden Ab (SWE) |
| Reference | Meaning |
|---|---|
| MGN11071-AC-34-610 | 3/9 Design control — primary reference Macgregor Sweden Ab |
NSN 3020-01-441-6493 is a Pulley,groove, manufactured by Macgregor Sweden Ab, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-441-6493 has 1 manufacturer part number on file: MGN11071-AC-34-610 (Macgregor Sweden Ab).
Key specifications for MGN11071-AC-34-610: Bore Feature: INCLUDED; Bore Length: 80.0 MILLIMETERS NOMINAL MM; Design Form: WEBBED; Web/spoke Relationship to Face Centerline: NOT OFFSET. 17 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.