The Gear,helical, cataloged under National Stock Number 3020-00-275-3260, 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 Inventory Control Point Mechanicsburg. Government technical data includes 15 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-275-3260 |
| Primary Part Number | 7764 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Nominal Outside Diameter | 6.9010 INCHES IN |
| Pressure Angle | 14.5000 DEGREES |
| Nominal Overall Length | 2.875 INCHES IN |
| Helix Angle | 20.0000 DEGREES |
| Pitch Diameter | 6.6510 INCHES NOMINAL IN |
| Teeth Type | SINGLE HELIX |
| Face Nominal Width | 2.750 INCHES IN |
| Teeth Quantity | 50 |
| Tooth Direction | LEFT |
| Bore Nominal Diameter | 3.500 INCHES BOTH ENDS IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.125 INCHES FIRST END IN |
| Hub Nominal Diameter | 6.125 INCHES FIRST END IN |
| Counterbore Nominal Diameter | 3.7500 INCHES SECOND END IN |
| Style Designator | PROTRUDING HUB |
| Body Style | PLAIN, SOLID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7764 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 3020-00-275-3260 is a Gear,helical, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-275-3260 has 1 cross-referenced part number: 7764 (Naval Inventory Control Point Mechanicsburg).
There are 7 known substitutes for 3020-00-275-3260: 5940-00-237-7453, 9390-00-358-8095, 5935-00-502-7477 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7764: Nominal Outside Diameter: 6.9010 INCHES IN; Pressure Angle: 14.5000 DEGREES; Nominal Overall Length: 2.875 INCHES IN; Helix Angle: 20.0000 DEGREES. 15 total characteristics are documented in the Federal Logistics Information System.