The Gear Cluster,helical-Worm, cataloged under National Stock Number 3020-00-338-2016, 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1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-338-2016 |
| Item Name | Gear Cluster,helical-Worm |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,MIL-S-6758 COMP 4130 COND F4 OVERALL,1.867 IN. O/A LG,48 GEAR,TEETH,64 DP,20 DEG PA,0.7520 PD,HELIX ANGLE 4 DEG 19 MIN 44 SEC,0.156 FACE W,WORM DOUBLE THREAD,64 DP,20 DEG PA,0.3822 PD,LEAD ANGLE 4 DEG 41 MIN 24 SEC 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 |
|---|---|
| 435-39-0119 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-00-338-2016 is a Gear Cluster,helical-Worm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-338-2016: General Characteristics Item Description: STEEL,MIL-S-6758 COMP 4130 COND F4 OVERALL,1.867 IN. O/A LG,48 GEAR,TEETH,64 DP,20 DEG PA,0.7520 PD,HELIX ANGLE 4 DEG 19 MIN 44 SEC,0.156 FACE W,WORM DOUBLE THREAD,64 DP,20 DEG PA,0.3822 PD,LEAD ANGLE 4 DEG 41 MIN 24 SEC 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.