The Gear,spur, cataloged under National Stock Number 3020-00-511-8754, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-511-8754 |
| Primary Part Number | 625621 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Teeth Quantity | 96 |
| Body Style | PLAIN, SOLID |
| Nominal Distance Between Body Face and Protruding Hub End | 0.4820 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.6370 INCHES FIRST END IN |
| First Step Nominal Length | 0.2450 INCHES FIRST END IN |
| First Step Nominal Length | 0.3520 INCHES SECOND END IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.8000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 0.1247 INCHES FIRST END IN |
| First Step Nominal Diameter | 0.1550 INCHES SECOND END IN |
| Hub Style Designator | 1 STEP FIRST END |
| Hub Style Designator | 1 STEP SECOND END |
| End Nominal Length | 0.1300 INCHES SECOND END IN |
| End Nominal Length | 0.2850 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.8170 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| End Nominal Diameter | 0.1007 INCHES FIRST END IN |
| End Nominal Diameter | 0.1007 INCHES SECOND END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| Face Nominal Width | 0.100 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 625621 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
NSN 3020-00-511-8754 is a Gear,spur, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-511-8754 has 1 manufacturer part number on file: 625621 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 625621: Teeth Quantity: 96; Body Style: PLAIN, SOLID; Nominal Distance Between Body Face and Protruding Hub End: 0.4820 INCHES SECOND END IN; Nominal Distance Between Body Face and Protruding Hub End: 0.6370 INCHES FIRST END IN. 23 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.