The Gear,helical, cataloged under National Stock Number 3020-01-425-9558, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Secs Inc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 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 | 3020-01-425-9558 |
| Primary Part Number | HG 10 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Secs Inc |
| Status | ACTIVE |
| Teeth Quantity | 40 |
| Furnished Items and Quantity | 1 SETSCREW |
| Face Nominal Width | 0.187 INCHES IN |
| Pitch Diameter | 1.1784 INCHES NOMINAL IN |
| Body Style | PLAIN, SOLID |
| Attachment Method | MOUNTING HOLE |
| Material | ALUMINUM OVERALL |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH HUB FIRST END |
| Hub Style Designator | PINNED SECOND END |
| Nominal Outside Diameter | 1.220 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Mounting Hole Nominal Thread Size | 0.112 INCHES AXIALLY THROUGH HUB FIRST END IN |
| Tooth Direction | RIGHT |
| Helix Angle | 0.7500 DEGREES |
| Surface Treatment | ANODIZE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Nominal Distance Between Body Face and Protruding Hub End | 0.219 INCHES SECOND END IN |
| Teeth Type | SINGLE HELIX |
| Bore Nominal Diameter | 0.187 INCHES BOTH ENDS IN |
| Mounting Hole Type and Quantity | 1 THREADED TRANSVERSELY THROUGH HUB SECOND END |
| Hub Nominal Diameter | 0.375 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| LKA-E1-40 | Nordex, Incorporated Dba Nordex Inc (USA) |
| HD-40A | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| DAC4T40 | Allied Devices Corp Dba Absolute Precision Co (USA) |
| LKA-E1-40 | Nordex Inc (USA) |
| 413960 | Raytheon Company Dba Raytheon (USA) |
| HG 10 PRIMARY | Secs Inc (USA) |
| 413960-19 | Raytheon Company Dba Raytheon (USA) |
| AC4-40 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| H48A21-R40 | W. M. Berg, Inc. (USA) |
NSN 3020-01-425-9558 is a Gear,helical, manufactured by Secs Inc, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-01-425-9558 has 9 cross-referenced part numbers: LKA-E1-40 (Nordex, Incorporated Dba Nordex Inc), HD-40A (Designatronics Incorporated Div Sterling Instruments Div), DAC4T40 (Allied Devices Corp Dba Absolute Precision Co), LKA-E1-40 (Nordex Inc), 413960 (Raytheon Company Dba Raytheon) and 4 more.
There are 3 known substitutes for 3020-01-425-9558: 5905-00-152-7306, 6105-01-130-2112, 5325-01-591-0401. Verify interchangeability with system specifications before substitution.
Key specifications for HG 10: End Item Identification: 2320-01-123-1610; Teeth Quantity: 40; Furnished Items and Quantity: 1 SETSCREW; Face Nominal Width: 0.187 INCHES IN. 24 total characteristics are documented in the Federal Logistics Information System.