The Gear,helical, cataloged under National Stock Number 3020-00-275-3261, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is The Dewey Electronics Corporation Div Pitometer Log Division. Government technical data includes 17 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-275-3261 |
| Primary Part Number | S908 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | The Dewey Electronics Corporation Div Pitometer Log Division |
| Status | ACTIVE |
| Body Style | PLAIN, SOLID |
| Style Designator | PROTRUDING HUB |
| Bore Nominal Diameter | 0.186 INCHES BOTH ENDS IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.188 INCHES FIRST END IN |
| Tooth Direction | LEFT |
| Nominal Outside Diameter | 0.593 INCHES IN |
| Hub Nominal Diameter | 0.375 INCHES FIRST END IN |
| Material | COPPER ALLOY OVERALL |
| Teeth Type | SINGLE HELIX |
| Pressure Angle | 14.5000 DEGREES |
| Teeth Quantity | 18 |
| Bore Style | PLAIN BOTH ENDS |
| Helix Angle | 9.2333 DEGREES |
| Tooth Form | STANDARD |
| Face Nominal Width | 0.250 INCHES IN |
| Pitch Diameter | 0.5350 INCHES MINIMUM AND 0.5360 INCHES MAXIMUM IN |
| Hub Style Designator | PLAIN FIRST END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| S908 PRIMARY | The Dewey Electronics Corporation Div Pitometer Log Division (USA) |
NSN 3020-00-275-3261 is a Gear,helical, manufactured by The Dewey Electronics Corporation Div Pitometer Log Division, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-275-3261 has 1 cross-referenced part number: S908 (The Dewey Electronics Corporation Div Pitometer Log Division).
There are 2 known substitutes for 3020-00-275-3261: 4730-00-057-5555, 3120-01-109-2575. Verify interchangeability with system specifications before substitution.
Key specifications for S908: Body Style: PLAIN, SOLID; Style Designator: PROTRUDING HUB; Bore Nominal Diameter: 0.186 INCHES BOTH ENDS IN; Nominal Distance Between Body Face and Protruding Hub End: 0.188 INCHES FIRST END IN. 17 total characteristics are documented in the Federal Logistics Information System.