The Gear,helical, cataloged under National Stock Number 3020-00-110-9616, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-110-9616 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Keyway Nominal Width | 0.1563 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.3125 INCHES BOTH ENDS IN |
| Nominal Distance Between Body Face and Recessed Hub End | 0.1875 INCHES SECOND END IN |
| Teeth Quantity | 52 |
| Tooth Direction | RIGHT |
| Bore Style | TAPERED W/KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Teeth Type | SINGLE HELIX |
| Style Designator | ONE PROTRUDING HUB, ONE RECESSED HUB |
| Pitch Diameter | 5.0468 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 5.262 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.484 INCHES BOTH ENDS IN |
| Material | STEEL OVERALL |
| Face Nominal Width | 0.688 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 |
|---|---|
| 74025303 | 3/9 Design control — primary reference U.S. Government activity |
| 4025303-1 | 5/9 Secondary reference Agco Corp Parts Opn |
| 4025303 | 5/9 Secondary reference Agco Corp Parts Opn |
| 74025303-4 | 5/9 Secondary reference Agco Corp Parts Opn |
NSN 3020-00-110-9616 is a Gear,helical, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6130-01-643-8357. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-00-110-9616: Keyway Nominal Width: 0.1563 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.3125 INCHES BOTH ENDS IN; Nominal Distance Between Body Face and Recessed Hub End: 0.1875 INCHES SECOND END IN; Teeth Quantity: 52. 15 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.