The Gear,helical, cataloged under National Stock Number 3020-00-251-0903, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Parkersburg Rig and Reel Division of Parkersburg Aetna Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-251-0903 |
| Primary Part Number | 91511PC114 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Parkersburg Rig and Reel Division of Parkersburg Aetna Corp |
| Status | ACTIVE |
| Nominal Overall Length | 2.500 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Nominal Outside Diameter | 9.4400 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Tooth Direction | RIGHT |
| Tooth Form | STUB |
| Helix Angle | 25.0000 DEGREES |
| Material | STEEL OVERALL |
| Nominal Distance Between Body Face and Protruding Hub End | 0.500 INCHES FIRST END IN |
| Face Nominal Width | 2.000 INCHES IN |
| Body Style | PLAIN, SOLID |
| Hub Nominal Diameter | 4.000 INCHES FIRST END IN |
| Teeth Type | SINGLE HELIX |
| Teeth Quantity | 67 |
| Pitch Diameter | 9.2400 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 91511PC114 | Parkersburg Rig and Reel Division of Parkersburg Aetna Corp |
| 91514PC114 | Parkersburg Rig and Reel Division of Parkersburg Aetna Corp |
| 91204 | Parmac Inc (USA) |
| 91204 | Parkersburg Rig and Reel Division of Parkersburg Aetna Corp |
NSN 3020-00-251-0903 is a Gear,helical, manufactured by Parkersburg Rig and Reel Division of Parkersburg Aetna Corp, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-251-0903 has 4 cross-referenced part numbers: 91511PC114 (Parkersburg Rig and Reel Division of Parkersburg Aetna Corp), 91514PC114 (Parkersburg Rig and Reel Division of Parkersburg Aetna Corp), 91204 (Parmac Inc), 91204 (Parkersburg Rig and Reel Division of Parkersburg Aetna Corp).
There are 9 known substitutes for 3020-00-251-0903: 5360-00-102-4672, 5940-00-113-9828, 5930-00-259-7154 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 91511PC114: Nominal Overall Length: 2.500 INCHES IN; Pressure Angle: 20.0000 DEGREES; Nominal Outside Diameter: 9.4400 INCHES IN; Style Designator: PROTRUDING HUB. 15 total characteristics are documented in the Federal Logistics Information System.