The Gear Assembly, cataloged under National Stock Number 3020-00-446-5456, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-446-5456 |
| Item Name | Gear Assembly |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL STEEL,ONE SET CONSISTS OF 17.238 IN. MAX DIA,1.911 IN. H,2.250 IN. FACE,56 TEETH,BEVEL DRIVE GEARS 2,5.930 IN. DIA,5.062 IN. LG O/A 2.250 IN. FACE,17 TEETH,BEVEL DRIVE PINIONS 8 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 |
|---|---|
| 4787AND7279 | 5/2 Secondary reference U.S. Government activity |
| D2-9778PC239AND240 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| 7700PC521-522 | 5/2 Secondary reference U.S. Government activity |
| 7700PC521-522 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| 7705PC521-522 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| 3373416 | 5/9 Secondary reference Service Sales of Pittsburgh |
| 7705PC521-522 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-00-446-5456 is a Gear Assembly, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-446-5456: General Characteristics Item Description: MATERIAL STEEL,ONE SET CONSISTS OF 17.238 IN. MAX DIA,1.911 IN. H,2.250 IN. FACE,56 TEETH,BEVEL DRIVE GEARS 2,5.930 IN. DIA,5.062 IN. LG O/A 2.250 IN. FACE,17 TEETH,BEVEL DRIVE PINIONS 8 IN. 1 specification is 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.