The Pulley,groove, cataloged under National Stock Number 3020-01-014-4590, 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 Ge Aviation Systems Llc. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-014-4590 |
| Primary Part Number | 133763-01 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.060 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Shape | V |
| Outside Diameter | 0.415 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Material Document and Classification | QQ-B-626,COMPOSITION 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Groove Depth | 0.020 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Counterbore Depth | 0.026 INCHES NOMINAL IN |
| Groove Quantity | 1 |
| Counterbore Location | AA END |
| V Groove Angle in Deg | 30.0 |
| Counterbore Diameter | 0.256 INCHES NOMINAL IN |
| Counterbore Feature | INCLUDED |
| Bore Diameter | 0.188 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Face Width | 0.060 INCHES NOMINAL IN |
| Groove Width | 0.014 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 |
|---|---|
| 133763-01 PRIMARY | Ge Aviation Systems Llc (USA) |
NSN 3020-01-014-4590 is a Pulley,groove, manufactured by Ge Aviation Systems Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-014-4590 has 1 manufacturer part number on file: 133763-01 (Ge Aviation Systems Llc).
Key specifications for 133763-01: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Split Hub Feature: NOT INCLUDED; Bore Length: 0.060 INCHES NOMINAL IN. 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.