The Gear,spur, cataloged under National Stock Number 3020-00-574-5781, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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 | 3020-00-574-5781 |
| Primary Part Number | 76735 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Style Designator | PROTRUDING HUB |
| First Step Nominal Length | 0.250 INCHES FIRST END IN |
| Material Document and Classification | MIL-S-7493,COMP 4620 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Face Nominal Width | 1.000 INCHES IN |
| Nominal Overall Length | 1.750 INCHES IN |
| Teeth Quantity | 27 |
| Body Style | PLAIN, SOLID |
| Tooth Form | STANDARD |
| Pitch Diameter | 2.2500 INCHES NOMINAL IN |
| Precision Classification | QUALITY NUMBER 9 |
| Pressure Angle | 20.0000 DEGREES |
| First Step Nominal Diameter | 0.750 INCHES FIRST END IN |
| Backlash Designation | GRADE C |
| End Nominal Length | 0.500 INCHES FIRST END IN |
| Keyway Nominal Width | 0.249 INCHES BOTH ENDS IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.750 INCHES FIRST END IN |
| Material | STEEL COMP 4620 OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-574-5781 is a Gear,spur, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-574-5781 has 2 cross-referenced part numbers: 76735 (L3harris Technologies, Inc Div Space & Airborne Systems), 76735REVB (L3harris Technologies, Inc Div Space & Airborne Systems).
There are 3 known substitutes for 3020-00-574-5781: 4720-00-150-1491, 5340-00-240-0681, 4730-01-344-5471. Verify interchangeability with system specifications before substitution.
Key specifications for 76735: Style Designator: PROTRUDING HUB; First Step Nominal Length: 0.250 INCHES FIRST END IN; Material Document and Classification: MIL-S-7493,COMP 4620 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Face Nominal Width: 1.000 INCHES IN. 17 total characteristics are documented in the Federal Logistics Information System.