The Gear,helical, cataloged under National Stock Number 3020-00-528-7939, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-528-7939 |
| Primary Part Number | 46138 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Nominal Outside Diameter | 3.9567 INCHES IN |
| Bore Style | PLAIN BOTH ENDS |
| Helix Angle | 39.5167 DEGREES |
| Hub Nominal Diameter | 2.000 INCHES BOTH ENDS IN |
| Pressure Angle | 14.5000 DEGREES |
| Teeth Quantity | 29 |
| Body Style | WEBBED, OFFSET, SOLID |
| Material | STEEL OVERALL |
| Nominal Distance Between Body Face and Recessed Hub End | 0.5000 INCHES SECOND END IN |
| Face Nominal Width | 0.749 INCHES IN |
| Tooth Form | STANDARD |
| Nominal Distance Between Body Face and Protruding Hub End | 0.0635 INCHES FIRST END IN |
| Hardness Rating | 197.0 BRINELL STANDARD MINIMUM AND 235.0 BRINELL STANDARD MAXIMUM OVERALL |
| Teeth Type | SINGLE HELIX |
| Pitch Diameter | 3.7592 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Style Designator | ONE PROTRUDING HUB, ONE RECESSED HUB |
| Bore Nominal Diameter | 1.125 INCHES BOTH ENDS IN |
| Tooth Direction | LEFT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-528-7939 is a Gear,helical, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-528-7939 has 2 cross-referenced part numbers: 46138 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 46138 (Hercules Engine Co Inc).
There are 3 known substitutes for 3020-00-528-7939: 5133-00-233-6455, 3040-01-422-5256, 2940-01-714-1616. Verify interchangeability with system specifications before substitution.
Key specifications for 46138: Nominal Outside Diameter: 3.9567 INCHES IN; Bore Style: PLAIN BOTH ENDS; Helix Angle: 39.5167 DEGREES; Hub Nominal Diameter: 2.000 INCHES BOTH ENDS IN. 19 total characteristics are documented in the Federal Logistics Information System.