The Gear,spur, cataloged under National Stock Number 3020-00-914-9571, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 20 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-914-9571 |
| Primary Part Number | 77083 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Pitch Diameter | 2.5000 INCHES NOMINAL IN |
| Bore Nominal Diameter | 0.500 INCHES BOTH ENDS IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Teeth Quantity | 35 |
| Nominal Overall Length | 0.897 INCHES IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.594 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUBS |
| Surface Treatment | PASSIVATE OVERALL |
| Hardness Rating | 65.0 ROCKWELL C NOMINAL TEETH |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 2.642 INCHES IN |
| Material | STEEL UNS K24065 OVERALL |
| Bore Style | PLAIN BOTH ENDS |
| Pressure Angle | 20.0000 DEGREES |
| Hub Nominal Diameter | 0.725 INCHES BOTH ENDS IN |
| Material Document and Classification | AMS 6470 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Face Nominal Width | 0.283 INCHES IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.015 INCHES SECOND END IN |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM HUB |
| Body Style | WEBBED, OFFSET, SOLID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 77083 PRIMARY | Triumph Engine Control Systems Llc (USA) |
NSN 3020-00-914-9571 is a Gear,spur, manufactured by Triumph Engine Control Systems Llc, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-914-9571 has 1 cross-referenced part number: 77083 (Triumph Engine Control Systems Llc).
There are 2 known substitutes for 3020-00-914-9571: 6625-00-042-8973, 4520-01-420-6863. Verify interchangeability with system specifications before substitution.
Key specifications for 77083: Pitch Diameter: 2.5000 INCHES NOMINAL IN; Bore Nominal Diameter: 0.500 INCHES BOTH ENDS IN; Hub Style Designator: PLAIN BOTH ENDS; Teeth Quantity: 35. 20 total characteristics are documented in the Federal Logistics Information System.