The Pulley,flat, cataloged under National Stock Number 3020-01-294-1851, 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 Naval Sea Systems Command Logistics Support Engineering Activity. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-294-1851 |
| Primary Part Number | 9240-032-44 |
| Item Name | Pulley,flat |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command Logistics Support Engineering Activity |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 0.880 INCHES NOMINAL BOTH ENDS IN |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.375 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Flange Quantity | 2 |
| Outside Diameter | 3.000 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Outside Diameter | 2.938 INCHES NOMINAL IN |
| Rim Type | DOUBLE SPLIT |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Unable to Decode | UNABLE TO DECODE |
| Surface Treatment | ANODIZE |
| Distance From Outside Flange/rim to Hub End and Location | 0.432 INCHES NOMINAL BOTH ENDS IN |
| Keying Facility | NOT INCLUDED |
| Flange Width | 0.562 INCHES NOMINAL IN |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.472 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY OVERALL |
| Flange Location | OUTSIDE |
| Crown Face | NOT INCLUDED |
| Face Width | 1.375 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 |
|---|---|
| 9240-032-44 PRIMARY | Naval Sea Systems Command Logistics Support Engineering Activity (USA) |
| 9240-032-44 | W R Systems Ltd Dba Alert (USA) |
| Reference | Meaning |
|---|---|
| 29-44 | 5/9 Secondary reference Vemco Drafting Products Corporation Dba Vemcocorp.com |
NSN 3020-01-294-1851 is a Pulley,flat, manufactured by Naval Sea Systems Command Logistics Support Engineering Activity, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-294-1851 has 2 manufacturer part numbers on file: 9240-032-44 (Naval Sea Systems Command Logistics Support Engineering Activity), 9240-032-44 (W R Systems Ltd Dba Alert).
Key specifications for 9240-032-44: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 0.880 INCHES NOMINAL BOTH ENDS IN; Bore Feature: INCLUDED; Split Hub Feature: NOT INCLUDED. 25 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.