The Pulley,cone, cataloged under National Stock Number 3020-01-146-3773, 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 Am General Llc. Government technical data includes 29 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-146-3773 |
| Primary Part Number | 5731066 |
| Item Name | Pulley,cone |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Securing Method | DRILLED HOLE |
| Bore Length | 0.645 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | NOT OFFSET |
| Face Type | STEP GROOVE |
| Groove Shape | V |
| Style Designator | WEBBED OR SPOKED |
| Groove Depth | 0.560 INCHES NOMINAL AND 0.690 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Counterbore Depth | 0.595 INCHES NOMINAL IN |
| Groove Quantity | 3 |
| Counterbore Location | BB END |
| V Groove Angle in Deg | 36.0 AND 38.0 |
| Counterbore Diameter | 3.751 INCHES NOMINAL IN |
| Bore Bearing | NOT INCLUDED |
| Securing Hole Quantity | 6 |
| Bolt Circle Diameter | 1.280 INCHES NOMINAL IN |
| Drilled Hole Diameter | 0.406 INCHES NOMINAL IN |
| Step Outside Diameter | 7.550 INCHES NOMINAL AND 7.035 INCHES NOMINAL IN |
| Distance From Outside Flange/rim to Hub End and Location | 2.140 INCHES NOMINAL AA END IN |
| Keying Facility | NOT INCLUDED |
| Hole Location | IN FIRST PULLEY SURFACE |
| Counterbore Feature | INCLUDED |
| Bore Diameter | 1.875 INCHES NOMINAL IN |
| Material | IRON CAST OVERALL |
| Face Width | 1.040 INCHES NOMINAL AND 2.190 INCHES NOMINAL IN |
| Groove Width | 0.515 INCHES NOMINAL AND 0.800 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 |
NSN 3020-01-146-3773 is a Pulley,cone, manufactured by Am General Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-146-3773 has 2 manufacturer part numbers on file: 5731066 (Am General Llc), 3013336 (Cummins Inc.).
Key specifications for 5731066: Integral Cooling Vane: NOT INCLUDED; Securing Method: DRILLED HOLE; Bore Length: 0.645 INCHES NOMINAL IN; Design Form: WEBBED. 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.