The Gear,spur, cataloged under National Stock Number 3020-00-458-4544, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Astronautics Corporation of America. Government technical data includes 24 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-458-4544 |
| Primary Part Number | 120220 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Body Style | PLAIN, SOLID |
| Hub Nominal Diameter | 0.188 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.228 INCHES IN |
| Nominal Distance Between Outer Body Face and Inner Flange Face | 0.125 INCHES IN |
| Pitch Diameter | 0.2073 INCHES MINIMUM AND 0.2083 INCHES MAXIMUM IN |
| Mounting Hole Nominal Thread Size | 0.086 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Material | STEEL COMP 303SE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Hub Style Designator | PLAIN FIRST END |
| Tooth Form | STANDARD |
| Mounting Hole Type and Quantity | 2 THREADED AXIALLY THROUGH FLANGE |
| Mounting Hole Thread Quantity Per Inch | 56 AXIALLY THROUGH FLANGE |
| Teeth Quantity | 20 |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH FLANGE |
| Flange Nominal Thickness | 0.125 INCHES IN |
| Style Designator | FLANGED END |
| Bore Nominal Diameter | 0.125 INCHES BOTH ENDS IN |
| Surface Treatment | PASSIVATE OVERALL |
| Flange Nominal Diameter | 0.250 INCHES IN |
| Bore Style | PLAIN BOTH ENDS |
| Hub Nominal Diameter | 0.188 INCHES BETWEEN BODY AND FLANGE IN |
| Material Document and Classification | QQ-S-764,TYPE 303SE,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Face Nominal Width | 0.094 INCHES IN |
| Attachment Method | MOUNTING HOLE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 120220 PRIMARY | Astronautics Corporation of America (USA) |
NSN 3020-00-458-4544 is a Gear,spur, manufactured by Astronautics Corporation of America, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-458-4544 has 1 cross-referenced part number: 120220 (Astronautics Corporation of America).
There are 4 known substitutes for 3020-00-458-4544: 5950-00-492-0235, 7510-01-227-9572, 7930-01-399-2718 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 120220: Body Style: PLAIN, SOLID; Hub Nominal Diameter: 0.188 INCHES FIRST END IN; Nominal Outside Diameter: 0.228 INCHES IN; Nominal Distance Between Outer Body Face and Inner Flange Face: 0.125 INCHES IN. 24 total characteristics are documented in the Federal Logistics Information System.