The Gear,helical, cataloged under National Stock Number 3020-00-424-6673, 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 Cnh Industrial America Llc Dba Cnh America. Government technical data includes 21 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. 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 | 3020-00-424-6673 |
| Primary Part Number | 5610A |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Cnh Industrial America Llc Dba Cnh America |
| Status | ACTIVE |
| Keyway Nominal Width | 0.190 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.734 INCHES BOTH ENDS IN |
| Helix Angle | 38.0000 DEGREES |
| Hub Nominal Diameter | 1.625 INCHES FIRST END IN |
| Hub Nominal Diameter | 1.250 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Recessed Hub End | 0.063 INCHES SECOND END IN |
| Teeth Quantity | 27 |
| Body Style | WEBBED, OFFSET, SOLID |
| Tooth Direction | LEFT |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.313 INCHES FIRST END IN |
| Teeth Type | SINGLE HELIX |
| Nominal Overall Length | 2.250 INCHES IN |
| Pitch Diameter | 3.4260 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 3.625 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.454 INCHES BOTH ENDS IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | IRON OVERALL |
| Face Nominal Width | 0.813 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 |
| Part Number | Manufacturer |
|---|---|
| 5610A PRIMARY | Cnh Industrial America Llc Dba Cnh America (USA) |
NSN 3020-00-424-6673 is a Gear,helical, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-424-6673 has 1 manufacturer part number on file: 5610A (Cnh Industrial America Llc Dba Cnh America).
1 possible match (shared part number, not a government interchangeability claim): 2805-00-517-9284. Verify interchangeability with system specifications before substitution.
Key specifications for 5610A: Keyway Nominal Width: 0.190 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.734 INCHES BOTH ENDS IN; Helix Angle: 38.0000 DEGREES; Hub Nominal Diameter: 1.625 INCHES FIRST END IN. 21 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.