The Gear Cluster, cataloged under National Stock Number 3020-00-545-3491, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-545-3491 |
| Primary Part Number | 625615 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Attachment Method | CLAMP |
| Construction | SOLID |
| Hub Nominal Length | 0.057 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Hub Nominal Diameter | 0.200 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Hub Style Designator | SPLIT SECOND END |
| Hub Nominal Diameter | 0.176 INCHES SECOND END IN |
| Bore Style | PLAIN BOTH ENDS |
| Hub Style Designator | PLAIN BETWEEN FIRST AND SECOND GEAR |
| Bore Nominal Diameter | 0.125 INCHES BOTH ENDS IN |
| Surface Treatment | PASSIVATE OVERALL |
| Hub Nominal Length | 0.180 INCHES SECOND END IN |
| Design Type | SPUR FIRST GEAR |
| Material Document and Classification | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter | 0.9750 INCHES FIRST GEAR IN |
| Design Type | SPUR SECOND GEAR |
| Nominal Overall Length | 0.400 INCHES IN |
| Material | STEEL COMP 303S OR STEEL COMP 303SE OVERALL |
| Nominal Outside Diameter | 0.2830 INCHES SECOND GEAR IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 625615 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
NSN 3020-00-545-3491 is a Gear Cluster, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-545-3491 has 1 cross-referenced part number: 625615 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
There is 1 known substitute for 3020-00-545-3491: 2810-00-575-8892. Verify interchangeability with system specifications before substitution.
Key specifications for 625615: Attachment Method: CLAMP; Construction: SOLID; Hub Nominal Length: 0.057 INCHES BETWEEN FIRST AND SECOND GEAR IN; Hub Nominal Diameter: 0.200 INCHES BETWEEN FIRST AND SECOND GEAR IN. 18 total characteristics are documented in the Federal Logistics Information System.