The Pulley,groove, cataloged under National Stock Number 3020-01-062-4090, 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 Engine Distributors, Inc.. Government technical data includes 29 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-062-4090 |
| Primary Part Number | D4UZ6A312A |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Engine Distributors, Inc. |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 4.975 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Securing Method | DRILLED HOLE |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.300 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Groove Shape | V |
| Outside Diameter | 6.356 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Groove Depth | 0.500 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 3 |
| V Groove Angle in Deg | 36.0 |
| Protruding Hub Characteristic | PLAIN |
| Securing Hole Quantity | 3 |
| Drilled Hole Diameter | 0.410 INCHES NOMINAL IN |
| Unable to Decode | UNABLE TO DECODE |
| Distance From Outside Flange/rim to Hub End and Location | 3.500 INCHES NOMINAL BB END IN |
| Hole Location | 120 DEG ON HUB FACE |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 2.380 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 2.200 INCHES NOMINAL IN |
| Groove Width | 0.469 INCHES NOMINAL IN |
| Securing Location | AA END |
| 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 |
|---|---|
| D4UZ6A312A PRIMARY | Engine Distributors, Inc. (USA) |
| Reference | Meaning |
|---|---|
| C90Z-6A312-B | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
NSN 3020-01-062-4090 is a Pulley,groove, manufactured by Engine Distributors, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-062-4090 has 1 manufacturer part number on file: D4UZ6A312A (Engine Distributors, Inc.).
Key specifications for D4UZ6A312A: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 4.975 INCHES NOMINAL AA END IN; Bore Feature: INCLUDED; Securing Method: DRILLED HOLE. 29 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.