The Gear,helical, cataloged under National Stock Number 3020-00-200-1007, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 5 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 | 3020-00-200-1007 |
| Primary Part Number | AD20S49-105PC751 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Pitch Diameter | 17.1430 INCHES NOMINAL IN |
| Nominal Distance Between Body Face and Protruding Hub End | 1.000 INCHES FIRST END IN |
| Keyway Nominal Width | 0.750 INCHES BOTH ENDS IN |
| Style Designator | ONE PROTRUDING HUB, ONE RECESSED HUB |
| Teeth Quantity | 120 |
| Nominal Overall Length | 5.000 INCHES IN |
| Tooth Form | STANDARD |
| Hub Nominal Diameter | 6.000 INCHES FIRST END IN |
| Nominal Outside Diameter | 17.2570 INCHES IN |
| Face Nominal Width | 4.000 INCHES IN |
| Helix Angle | 30.0000 DEGREES |
| Material | STEEL OVERALL |
| Bore Style | TAPERED W/KEYWAY SECOND END |
| Hub Nominal Diameter | 6.000 INCHES SECOND END IN |
| Material Document and Classification | MIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | PLAIN BOTH ENDS |
| Pressure Angle | 17.5000 DEGREES |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 116222PC538 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 110925PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 110925PC751 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 107025PC751 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 116222PC538 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 118830PC751 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 110930PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 118830PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 116830PC751 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| 116730PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 107025PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 107430PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 119630PC751 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 107425PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 107425PC751 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 107030PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| AD20S49-105PC751 PRIMARY | Naval Ship Systems Command (USA) |
| 107430PC751 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| 116830PC751 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 116730PC751 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
NSN 3020-00-200-1007 is a Gear,helical, manufactured by Naval Ship Systems Command, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-200-1007 has 50 cross-referenced part numbers: 116222PC538 (Siemens Energy, Inc. Dba Dresser-Rand), 110925PC751 (Siemens Energy, Inc. Dba Dresser-Rand), 110925PC751 (Dresser-Rand Co Worthington Compressor Opn a Joint Venture), 107025PC751 (Dresser-Rand Co Worthington Compressor Opn a Joint Venture), 116222PC538 (Dresser-Rand Co Worthington Compressor Opn a Joint Venture) and 45 more.
There is 1 known substitute for 3020-00-200-1007: 6625-00-017-8866. Verify interchangeability with system specifications before substitution.
Key specifications for AD20S49-105PC751: Pitch Diameter: 17.1430 INCHES NOMINAL IN; Nominal Distance Between Body Face and Protruding Hub End: 1.000 INCHES FIRST END IN; Keyway Nominal Width: 0.750 INCHES BOTH ENDS IN; Style Designator: ONE PROTRUDING HUB, ONE RECESSED HUB. 17 total characteristics are documented in the Federal Logistics Information System.