The Gear,helical, cataloged under National Stock Number 3020-00-969-2989, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rexnord Industries Llc. Government technical data includes 23 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-969-2989 |
| Primary Part Number | 321008 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Rexnord Industries Llc |
| Status | ACTIVE |
| Body Style | WEBBED, SOLID |
| Teeth Type | SINGLE HELIX |
| Face Nominal Width | 0.500 INCHES IN |
| Bolt Hole Circle Nominal Diameter | 2.500 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Material | STEEL OVERALL |
| Nominal Distance From Bore Center to Keyway Bottom | 0.243 INCHES BOTH ENDS IN |
| Keyway Nominal Width | 0.097 INCHES BOTH ENDS IN |
| Material Document and Classification | MIL-S-890,CLASS BS MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hub Nominal Diameter | 1.000 INCHES FIRST END IN |
| Mounting Hole Nominal Diameter | 0.500 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Tooth Form | STANDARD |
| Helix Angle | 8.1877 DEGREES |
| Style Designator | FLUSH HUB |
| Nominal Outside Diameter | 4.527 INCHES IN |
| Tooth Direction | LEFT |
| Hub Style Designator | PLAIN BOTH ENDS |
| Attachment Method | MOUNTING HOLE |
| Mounting Hole Type and Quantity | 4 PLAIN AXIALLY THROUGH BODY FIRST END |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Hub Nominal Diameter | 1.000 INCHES SECOND END IN |
| Bore Nominal Diameter | 0.375 INCHES BOTH ENDS IN |
| Pitch Diameter | 4.4210 INCHES NOMINAL IN |
| Teeth Quantity | 81 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 321008 PRIMARY | Rexnord Industries Llc (USA) |
NSN 3020-00-969-2989 is a Gear,helical, manufactured by Rexnord Industries Llc, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-969-2989 has 1 cross-referenced part number: 321008 (Rexnord Industries Llc).
There are 4 known substitutes for 3020-00-969-2989: 5940-00-825-2387, 5325-01-200-4576, 2090-01-536-9540 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 321008: Body Style: WEBBED, SOLID; Teeth Type: SINGLE HELIX; Face Nominal Width: 0.500 INCHES IN; Bolt Hole Circle Nominal Diameter: 2.500 INCHES AXIALLY THROUGH BODY FIRST END IN. 23 total characteristics are documented in the Federal Logistics Information System.