The Gear,helical, cataloged under National Stock Number 3020-00-984-0475, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Western Sky Industries Inc Dba Electromech Techologies. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-984-0475 |
| Primary Part Number | D2-859 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Western Sky Industries Inc Dba Electromech Techologies |
| Status | CANCELLED |
| Hub Style Designator | PLAIN BOTH ENDS |
| Pitch Diameter | 1.7770 INCHES NOMINAL IN |
| Nominal Distance Between Body Face and Protruding Hub End | 1.500 INCHES BOTH ENDS IN |
| Body Style | PLAIN, SOLID |
| Material | STEEL OVERALL |
| Tooth Form | STANDARD |
| Tooth Direction | LEFT |
| Face Nominal Width | 1.875 INCHES IN |
| Helix Angle | 10.0000 DEGREES |
| Hub Nominal Diameter | 0.997 INCHES BOTH ENDS IN |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 1.9830 INCHES IN |
| Pressure Angle | 30.0000 DEGREES |
| Hardness Rating | 79.0 ROCKWELL C NOMINAL OVERALL |
| Teeth Type | SINGLE HELIX |
| Style Designator | PROTRUDING HUBS |
| Bore Nominal Diameter | 0.3120 INCHES BOTH ENDS IN |
| Teeth Quantity | 12 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D2-859 PRIMARY | Western Sky Industries Inc Dba Electromech Techologies (USA) |
NSN 3020-00-984-0475 is a Gear,helical, manufactured by Western Sky Industries Inc Dba Electromech Techologies, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-984-0475 has 1 cross-referenced part number: D2-859 (Western Sky Industries Inc Dba Electromech Techologies).
There are 2 known substitutes for 3020-00-984-0475: 5340-00-205-3771, 5340-01-673-4720. Verify interchangeability with system specifications before substitution.
Key specifications for D2-859: Hub Style Designator: PLAIN BOTH ENDS; Pitch Diameter: 1.7770 INCHES NOMINAL IN; Nominal Distance Between Body Face and Protruding Hub End: 1.500 INCHES BOTH ENDS IN; Body Style: PLAIN, SOLID. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-984-0475 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.