The Pulley,cone, cataloged under National Stock Number 3020-00-541-4850, 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 Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-541-4850 |
| Primary Part Number | A76383 |
| Item Name | Pulley,cone |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 2.500 INCHES NOMINAL AA END IN |
| Bore Length | 1.625 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Face Type | STEP GROOVE |
| Groove Shape | V |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Groove Depth | 0.780 INCHES NOMINAL AND 0.490 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Groove Quantity | 2 |
| V Groove Angle in Deg | 36.0 AND 34.0 |
| Bore Bearing | NOT INCLUDED |
| Distance From Center of Bore to Bottom of Keyway | 0.984 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN |
| Keyway Width | 0.376 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN |
| Step Outside Diameter | 11.000 INCHES NOMINAL AND 5.000 INCHES NOMINAL IN |
| Distance From Outside Flange/rim to Hub End and Location | 0.407 INCHES NOMINAL AA END IN |
| Keying Facility | INCLUDED |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 1.624 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Groove Width | 0.887 INCHES NOMINAL AND 0.494 INCHES NOMINAL IN |
| Lightening Hole | 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 |
|---|---|
| A76383 | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
| A76383 | Capitol Engine Co, Inc Dba Salmini Worldwide (USA) |
| Reference | Meaning |
|---|---|
| 343-1800-2-2 | 5/9 Secondary reference Trumpy John and Sons Inc |
| A76383 | 3/9 Design control — primary reference Sasco Inc Canadian Div |
NSN 3020-00-541-4850 is a Pulley,cone, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-541-4850 has 2 manufacturer part numbers on file: A76383 (Curtiss-Wright Controls, Inc. Div Actuation Division), A76383 (Capitol Engine Co, Inc Dba Salmini Worldwide).
Key specifications for A76383: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 2.500 INCHES NOMINAL AA END IN; Bore Length: 1.625 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN; Design Form: WEBBED. 23 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.