The Gear,helical, cataloged under National Stock Number 3020-00-785-0426, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is J C Products Co. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-785-0426 |
| Primary Part Number | 647-6 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | J C Products Co |
| Status | ACTIVE |
| Pitch Diameter | 1.1250 INCHES NOMINAL IN |
| Attachment Method | SLOT |
| Bore Nominal Diameter | 0.2500 INCHES BOTH ENDS IN |
| Bore Style | PLAIN BOTH ENDS |
| Tooth Direction | RIGHT |
| Body Style | PLAIN, SOLID |
| Material | COPPER ALLOY OVERALL |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 1.1720 INCHES IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.188 INCHES FIRST END IN |
| Tooth Form | STANDARD |
| Teeth Type | SINGLE HELIX |
| Helix Angle | 62.0000 DEGREES |
| Style Designator | PROTRUDING HUB |
| Pressure Angle | 20.0000 DEGREES |
| Face Nominal Width | 0.188 INCHES IN |
| Hub Nominal Diameter | 0.656 INCHES FIRST END IN |
| Teeth Quantity | 66 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 647-6 | J C Products Co (USA) |
NSN 3020-00-785-0426 is a Gear,helical, manufactured by J C Products Co, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-785-0426 has 1 cross-referenced part number: 647-6 (J C Products Co).
There are 7 known substitutes for 3020-00-785-0426: 4820-00-287-4608, 6150-00-549-6752, 3805-01-150-9199 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 647-6: Pitch Diameter: 1.1250 INCHES NOMINAL IN; Attachment Method: SLOT; Bore Nominal Diameter: 0.2500 INCHES BOTH ENDS IN; Bore Style: PLAIN BOTH ENDS. 18 total characteristics are documented in the Federal Logistics Information System.