The Gear,spur, cataloged under National Stock Number 3020-00-031-2477, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ballantyne of Omaha Inc.. Government technical data includes 18 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-031-2477 |
| Primary Part Number | A72130 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Ballantyne of Omaha Inc. |
| Status | ACTIVE |
| Pitch Diameter | 0.9550 INCHES NOMINAL IN |
| Nominal Outside Diameter | 1.0702 INCHES IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Hub Nominal Diameter | 0.375 INCHES FIRST END IN |
| Surface Treatment | ANODIZE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Nominal Distance Between Body Face and Protruding Hub End | 0.187 INCHES FIRST END IN |
| Material Document and Classification | QQ-A-354,COND T FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Tooth Form | STANDARD |
| Counterbore Nominal Diameter | 0.406 INCHES SECOND END IN |
| Style Designator | PROTRUDING HUB |
| Hub Style Designator | PLAIN FIRST END |
| Counterbore Nominal Depth | 0.0310 INCHES SECOND END IN |
| Face Nominal Width | 0.125 INCHES IN |
| Bore Nominal Diameter | 0.1860 INCHES BOTH ENDS IN |
| Teeth Quantity | 19 |
| Body Style | PLAIN, SOLID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-031-2477 is a Gear,spur, manufactured by Ballantyne of Omaha Inc., classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-031-2477 has 2 cross-referenced part numbers: A72130 (Ballantyne of Omaha Inc.), 72130 (Arma Div Ambac Industries Inc).
There is 1 known substitute for 3020-00-031-2477: 5305-01-242-2645. Verify interchangeability with system specifications before substitution.
Key specifications for A72130: Pitch Diameter: 0.9550 INCHES NOMINAL IN; Nominal Outside Diameter: 1.0702 INCHES IN; Material: ALUMINUM ALLOY 2024 OVERALL; Bore Style: W/COUNTERBORE BOTH ENDS. 19 total characteristics are documented in the Federal Logistics Information System.