The Pulley,groove, cataloged under National Stock Number 3020-00-461-5922, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-461-5922 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 2.440 INCHES NOMINAL BOTH ENDS IN |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.050 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | NOT OFFSET |
| Groove Radius | 0.208 INCHES NOMINAL IN |
| Groove Shape | U |
| Outside Diameter | 7.125 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Material Document and Classification | MIL-T-9046, TYPE 3, COMP C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Groove Depth | 0.375 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Counterbore Depth | 0.437 INCHES NOMINAL IN |
| Groove Quantity | 1 |
| Counterbore Location | BOTH ENDS |
| Counterbore Diameter | 1.9991 INCHES MINIMUM AND 1.9996 INCHES MAXIMUM IN |
| Unable to Decode | UNABLE TO DECODE |
| Surface Treatment | PAINT |
| Distance From Outside Flange/rim to Hub End and Location | 0.195 INCHES NOMINAL BOTH ENDS IN |
| Counterbore Feature | INCLUDED |
| Bore Diameter | 1.760 INCHES NOMINAL IN |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 0.660 INCHES NOMINAL IN |
| Groove Width | 0.416 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 |
| Reference | Meaning |
|---|---|
| 42132-218 | 3/9 Design control — primary reference Goodrich Corporation Dba Trw Lucas Aerospace |
| 42132E218 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-00-461-5922 is a Pulley,groove, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-461-5922: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 2.440 INCHES NOMINAL BOTH ENDS IN; Bore Feature: INCLUDED; Split Hub Feature: NOT INCLUDED. 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.