The Pulley,groove, cataloged under National Stock Number 3020-00-534-2186, 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29 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-00-534-2186 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 7.998 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Securing Method | DRILLED HOLE |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.875 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Groove Radius | 0.172 INCHES NOMINAL IN |
| Groove Shape | U |
| Outside Diameter | 10.125 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Groove Depth | 0.390 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Counterbore Depth | 0.610 INCHES NOMINAL IN |
| Groove Quantity | 1 |
| Counterbore Location | AA END |
| Protruding Hub Characteristic | PLAIN |
| Counterbore Diameter | 7.312 INCHES NOMINAL IN |
| Securing Hole Quantity | 6 |
| Drilled Hole Diameter | 0.189 INCHES NOMINAL IN |
| Unable to Decode | UNABLE TO DECODE |
| Distance From Outside Flange/rim to Hub End and Location | 0.690 INCHES MINIMUM AA END AND 0.190 INCHES MAXIMUM BB END IN |
| Hole Location | PULLY BODY |
| Counterbore Feature | INCLUDED |
| Bore Diameter | 7.000 INCHES NOMINAL IN |
| Material | ALUMINUM OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| 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 |
|---|---|
| 5-97677 | 3/2 Design control — primary reference U.S. Government activity |
| 5-97677-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-00-534-2186 is a Pulley,groove, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-534-2186: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 7.998 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.