The Gear,helical, cataloged under National Stock Number 3020-00-254-2093, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Eaton Corp Transmission Div. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-254-2093 |
| Primary Part Number | 5492 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Eaton Corp Transmission Div |
| Status | ACTIVE |
| Bore Nominal Diameter | 2.249 INCHES BOTH ENDS IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.432 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.750 INCHES SECOND END IN |
| Tooth Direction | LEFT |
| Pressure Angle | 20.0000 DEGREES |
| Material Document and Classification | 66,AISI/SAE 8620 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Style Designator | PROTRUDING HUBS |
| Body Style | WEBBED, OFFSET, SOLID |
| Helix Angle | 30.0000 DEGREES |
| Nominal Distance From Bore Center to Keyway Bottom | 1.310 INCHES BOTH ENDS IN |
| Face Nominal Width | 1.252 INCHES IN |
| Teeth Quantity | 40 |
| Hub Style Designator | PLAIN BOTH ENDS |
| Tooth Form | STANDARD |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Overall Length | 1.778 INCHES IN |
| Nominal Outside Diameter | 6.8660 INCHES IN |
| Teeth Type | SINGLE HELIX |
| Material | STEEL COMP 8620 OVERALL |
| Keyway Nominal Width | 0.378 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.750 INCHES FIRST END IN |
| Pitch Diameter | 6.5390 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-254-2093 is a Gear,helical, manufactured by Eaton Corp Transmission Div, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-254-2093 has 3 cross-referenced part numbers: 5492 (Dart Truck Co), 5492 (Eaton Corp Transmission Div), 24146 (Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations).
There are 5 known substitutes for 3020-00-254-2093: 5325-00-141-7051, 5961-00-892-8706, 3120-01-127-1404 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5492: Bore Nominal Diameter: 2.249 INCHES BOTH ENDS IN; Nominal Distance Between Body Face and Protruding Hub End: 0.432 INCHES BOTH ENDS IN; Hub Nominal Diameter: 2.750 INCHES SECOND END IN; Tooth Direction: LEFT. 23 total characteristics are documented in the Federal Logistics Information System.