The Gear,spur, cataloged under National Stock Number 3020-00-992-5715, 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 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-992-5715 |
| Primary Part Number | 347C500A1C4D078 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Body Style | PLAIN, SOLID |
| Hub Nominal Diameter | 0.500 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Teeth Quantity | 78 |
| Style Designator | PROTRUDING HUB |
| Surface Treatment | ANODIZE OVERALL |
| Nominal Outside Diameter | 1.667 INCHES IN |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.6250 INCHES NOMINAL IN |
| Hub Style Designator | PINNED FIRST END |
| Backlash Designation | GRADE E |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Face Nominal Width | 0.125 INCHES IN |
| Tooth Form | STANDARD |
| Bore Style | PLAIN BOTH ENDS |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 347C500A1C4D078 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| G4-78 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 347C500A1C4D078 | Westinghouse Electric Corp (USA) |
| 154-78 | Southern Gear & Machine Inc (USA) |
| 4878H20 1-4 | Harmonic Drive L.l.c. (USA) |
NSN 3020-00-992-5715 is a Gear,spur, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-992-5715 has 5 cross-referenced part numbers: 347C500A1C4D078 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), G4-78 (Roller Bearing Co of America, Inc Div Pic Design), 347C500A1C4D078 (Westinghouse Electric Corp), 154-78 (Southern Gear & Machine Inc), 4878H20 1-4 (Harmonic Drive L.l.c.).
There are 5 known substitutes for 3020-00-992-5715: 5306-00-356-1605, 5310-00-828-9769, 6140-01-124-2377 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 347C500A1C4D078: Precision Classification: QUALITY NUMBER 10 OR QUALITY NUMBER 11; Body Style: PLAIN, SOLID; Hub Nominal Diameter: 0.500 INCHES FIRST END IN; Pressure Angle: 20.0000 DEGREES. 18 total characteristics are documented in the Federal Logistics Information System.