The Gear,spur, cataloged under National Stock Number 3020-00-316-2431, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is R. R. Templeton Corp. Dba Ducarra Aviation. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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 | 3020-00-316-2431 |
| Primary Part Number | 531536 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | R. R. Templeton Corp. Dba Ducarra Aviation |
| Status | ACTIVE |
| Body Style | WEBBED, OFFSET, SOLID |
| Features Provided | CASEHARDENED |
| Style Designator | PROTRUDING HUB, RECESSED BODY |
| Pitch Diameter | 3.0000 INCHES NOMINAL IN |
| Spline Pitch Diameter | 0.5000 INCHES NOMINAL BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| End Nominal Length | 1.526 INCHES FIRST END IN |
| Face Nominal Width | 0.438 INCHES IN |
| Body Recess Nominal Depth | 0.281 INCHES SECOND END IN |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| Material | STEEL COMP 8617 OVERALL |
| Nominal Outside Diameter | 3.162 INCHES IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Bore Nominal Diameter | 0.585 INCHES BOTH ENDS IN |
| Spline Quantity | 10 BOTH ENDS |
| Tooth Form | SPECIAL |
| First Step Nominal Length | 0.005 INCHES FIRST END IN |
| Hub Style Designator | 1 STEP FIRST END |
| First Step Nominal Diameter | 1.156 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 1.531 INCHES FIRST END IN |
| Teeth Quantity | 30 |
| End Nominal Diameter | 0.750 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-316-2431 is a Gear,spur, manufactured by R. R. Templeton Corp. Dba Ducarra Aviation, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-316-2431 has 2 cross-referenced part numbers: 531536 (R. R. Templeton Corp. Dba Ducarra Aviation), 531536 (Teledyne Industries Inc Teledyne Power Systems Div).
There are 2 known substitutes for 3020-00-316-2431: 4730-00-196-2062, 3040-00-731-0144. Verify interchangeability with system specifications before substitution.
Key specifications for 531536: Body Style: WEBBED, OFFSET, SOLID; Features Provided: CASEHARDENED; Style Designator: PROTRUDING HUB, RECESSED BODY; Pitch Diameter: 3.0000 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.