The Gear,worm Wheel, cataloged under National Stock Number 3020-00-541-4852, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-541-4852 |
| Item Name | Gear,worm Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Teeth Quantity | 56 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | LEFT |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Nominal Overall Length | 3.000 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 23.7630 INCHES MINIMUM AND 23.7730 INCHES MAXIMUM IN |
| Features Provided | ALIGNMENT HOLE |
| Hub Style Designator | PLAIN FIRST END |
| Bolt Hole Circle Nominal Diameter | 18.000 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Mating Thread Lead Quantity | 1 |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 2.750 INCHES IN |
| 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 |
|---|---|
| 127D626 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 127D626 | 5/9 Secondary reference General Electric Company |
| 127D626 | 3/9 Design control — primary reference U.S. Government activity |
NSN 3020-00-541-4852 is a Gear,worm Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-541-4852: Teeth Quantity: 56; Body Style: PLAIN, SOLID; Tooth Direction: LEFT; Bore Style: W/COUNTERBORE BOTH ENDS. 14 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.