The Gear,helical, cataloged under National Stock Number 3020-00-272-8089, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Navistar Intl Corp Truck Br Ohio Plant. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-272-8089 |
| Primary Part Number | 78486H |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Navistar Intl Corp Truck Br Ohio Plant |
| Status | CANCELLED |
| Teeth Quantity | 31 |
| Bore Nominal Diameter | 2.250 INCHES FIRST END IN |
| Tooth Direction | RIGHT |
| Tooth Form | STANDARD |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Body Style | WEBBED, SOLID |
| Hub Nominal Diameter | 2.750 INCHES FIRST END IN |
| Keyway Nominal Width | 0.378 INCHES BOTH ENDS IN |
| Style Designator | ONE PROTRUDING HUB, ONE FLUSH HUB |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Distance Between Body Face and Protruding Hub End | 0.5580 INCHES FIRST END IN |
| Nominal Distance From Bore Center to Keyway Bottom | 1.3175 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Hub Style Designator | PLAIN BOTH ENDS |
| Face Nominal Width | 0.1283 INCHES IN |
| Hub Nominal Diameter | 2.750 INCHES SECOND END IN |
| Material | STEEL COMP 8620H OVERALL |
| Helix Angle | 30.0000 DEGREES |
| Nominal Outside Diameter | 5.3960 INCHES IN |
| Teeth Type | SINGLE HELIX |
| Pitch Diameter | 5.0690 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 78486H | Navistar International Corporation Dba Navistar (USA) |
| 5494 | Mcquay-Norris Inc Oem Div an Skf Industries Co |
| 231579 | Brockway Motor Trucks Div of Mack Trucks Inc (USA) |
| 7097154 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 78486H PRIMARY | Navistar Intl Corp Truck Br Ohio Plant (USA) |
NSN 3020-00-272-8089 is a Gear,helical, manufactured by Navistar Intl Corp Truck Br Ohio Plant, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-272-8089 has 5 cross-referenced part numbers: 78486H (Navistar International Corporation Dba Navistar), 5494 (Mcquay-Norris Inc Oem Div an Skf Industries Co), 231579 (Brockway Motor Trucks Div of Mack Trucks Inc), 7097154 (U S Army Tank Automotive Command Amsta-Im-Mm), 78486H (Navistar Intl Corp Truck Br Ohio Plant).
There are 5 known substitutes for 3020-00-272-8089: 5950-00-172-5862, 5905-00-185-8518, 5915-00-186-6473 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 78486H: Teeth Quantity: 31; Bore Nominal Diameter: 2.250 INCHES FIRST END IN; Tooth Direction: RIGHT; Tooth Form: STANDARD. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-272-8089 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.