The Gear,spur, cataloged under National Stock Number 3020-00-917-7570, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-917-7570 |
| Primary Part Number | G2-21 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Mounting Hole Nominal Thread Size | 0.112 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Attachment Method | MOUNTING HOLE |
| Body Style | PLAIN, SOLID |
| Bore Nominal Diameter | 0.187 INCHES BOTH ENDS IN |
| Tooth Form | STANDARD |
| Face Nominal Width | 0.125 INCHES IN |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END |
| Mounting Hole Thread Quantity Per Inch | 40 TRANSVERSELY THROUGH HUB FIRST END |
| Hub Style Designator | PLAIN FIRST END |
| Hub Nominal Diameter | 0.375 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.218 INCHES FIRST END IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Nominal Outside Diameter | 0.479 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Teeth Quantity | 21 |
| Nominal Overall Length | 0.343 INCHES IN |
| Surface Treatment | ANODIZE OVERALL |
| Mounting Hole Type and Quantity | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| Pitch Diameter | 0.4370 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-917-7570 is a Gear,spur, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-917-7570 has 3 cross-referenced part numbers: 2330C9005 (Lockheed Corp Lockheed Electronics Co Inc), 2330C9005 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), G2-21 (Roller Bearing Co of America, Inc Div Pic Design).
There are 3 known substitutes for 3020-00-917-7570: 3040-00-409-7881, 3020-00-985-3016, 5998-01-051-1706. Verify interchangeability with system specifications before substitution.
Key specifications for G2-21: Mounting Hole Nominal Thread Size: 0.112 INCHES TRANSVERSELY THROUGH HUB FIRST END IN; Pressure Angle: 20.0000 DEGREES; Attachment Method: MOUNTING HOLE; Body Style: PLAIN, SOLID. 22 total characteristics are documented in the Federal Logistics Information System.