The Gear,spur, cataloged under National Stock Number 3020-00-946-0573, 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. Government technical data includes 24 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-946-0573 |
| Primary Part Number | 1850843 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Attachment Method | MOUNTING HOLE |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Pressure Angle | 14.5000 DEGREES |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END |
| Mounting Hole Type and Quantity | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| Body Style | PLAIN, SOLID |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Face Nominal Width | 0.125 INCHES IN |
| Teeth Quantity | 98 |
| Pitch Diameter | 2.0416 INCHES NOMINAL IN |
| Style Designator | PROTRUDING HUB |
| Bore Style | PLAIN BOTH ENDS |
| Material Document and Classification | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Thread Quantity Per Inch | 32 TRANSVERSELY THROUGH HUB FIRST END |
| Hub Nominal Diameter | 0.500 INCHES FIRST END IN |
| Nominal Outside Diameter | 2.083 INCHES IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Nominal Overall Length | 0.375 INCHES IN |
| Hub Style Designator | PINNED FIRST END |
| Mounting Hole Nominal Thread Size | 0.138 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Tooth Form | STANDARD |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-946-0573 is a Gear,spur, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-946-0573 has 2 cross-referenced part numbers: 1850843 (Northrop Grumman Systems Corporation), 104-98 (Southern Gear & Machine Inc).
There are 7 known substitutes for 3020-00-946-0573: 5965-00-135-0506, 9540-00-251-1796, 4320-00-398-8026 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1850843: Surface Treatment Document and Classification: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Attachment Method: MOUNTING HOLE; Precision Classification: QUALITY NUMBER 10 OR QUALITY NUMBER 11; Pressure Angle: 14.5000 DEGREES. 24 total characteristics are documented in the Federal Logistics Information System.