The Gear Cluster, cataloged under National Stock Number 3020-00-392-3544, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-392-3544 |
| Primary Part Number | 78482H |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ |
| Status | CANCELLED |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Hub Style Designator | PLAIN BETWEEN FIRST AND SECOND GEAR |
| Nominal Overall Length | 2.344 INCHES IN |
| Design Type | SPUR SECOND GEAR |
| Hub Style Designator | 1 GROOVE FIRST END |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 8620H ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spline Quantity | 10 BOTH ENDS |
| Bore Nominal Diameter | 3.190 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 3.594 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Hub Nominal Length | 0.5937 INCHES FIRST END IN |
| Nominal Outside Diameter | 4.195 INCHES SECOND GEAR IN |
| Construction | SOLID |
| Design Type | SPUR FIRST GEAR |
| Material | STEEL COMP 8620H OVERALL |
| Nominal Outside Diameter | 7.463 INCHES FIRST GEAR IN |
| Hub Nominal Diameter | 3.750 INCHES FIRST END IN |
| Hub Nominal Length | 0.188 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 78482H PRIMARY | Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA) |
| 231569 | Brockway Motor Trucks Div of Mack Trucks Inc (USA) |
| 5497 | Mcquay-Norris Inc Oem Div an Skf Industries Co |
| 78482H | Navistar Intl Corp Truck Br Ohio Plant (USA) |
| 7097148 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3020-00-392-3544 is a Gear Cluster, manufactured by Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-392-3544 has 5 cross-referenced part numbers: 78482H (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 231569 (Brockway Motor Trucks Div of Mack Trucks Inc), 5497 (Mcquay-Norris Inc Oem Div an Skf Industries Co), 78482H (Navistar Intl Corp Truck Br Ohio Plant), 7097148 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 11 known substitutes for 3020-00-392-3544: 2990-00-064-6931, 9540-00-264-0265, 1620-00-342-0266 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 78482H: Bore Style: STRAIGHT SPLINE BOTH ENDS; Hub Style Designator: PLAIN BETWEEN FIRST AND SECOND GEAR; Nominal Overall Length: 2.344 INCHES IN; Design Type: SPUR SECOND GEAR. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-392-3544 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.