The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-142-4421, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-142-4421 |
| Primary Part Number | 6B2688 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Backface Corner Radius | 0.0469 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Style Designator | NORMAL ANGLE |
| Material | STEEL OVERALL |
| Outside Diameter | 3.4375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| G50074 | Clark Equipment Co (USA) |
| G50074 | Clark Material Handling Company (USA) |
| G50074 | Vme Americas Inc Sub of Vme Group N V (USA) |
| 6B2688 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 50074 PRIMARY | Trw Inc Trw Commercial Steering Div (USA) |
| 42SL14 | Mack Trucks, Inc. Dba Volvo Powertrain North America Div Hagerstown Powertrain Operations (USA) |
| 9020375 | Euclid Inc (USA) |
| 2X6605B PRIMARY | Napco International Llc Dba Napco International Inc (USA) |
| GEM50074 PRIMARY | Trw Inc Trw Commercial Steering Div (USA) |
| 47 PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| 42SL14 PRIMARY | Mack Trucks Inc Parts Opn (USA) |
| G50074 PRIMARY | Volvo Construction Equipment North America, Llc (USA) |
| 47 PRIMARY | The Timken Corporation (USA) |
| 5S5415 | White Motor Corp (USA) |
NSN 3110-00-142-4421 is a Cup,tapered Roller Bearing, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-142-4421 has 14 cross-referenced part numbers: G50074 (Clark Equipment Co), G50074 (Clark Material Handling Company), G50074 (Vme Americas Inc Sub of Vme Group N V), 6B2688 (Caterpillar Inc Div Caterpillar Defense), 50074 (Trw Inc Trw Commercial Steering Div) and 9 more.
There are 8 known substitutes for 3110-00-142-4421: 5365-00-485-8631, 4210-00-496-4127, 5815-00-602-2773 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6B2688: Backface Corner Radius: 0.0469 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Overall Width: 1.0100 INCHES NOMINAL IN; Style Designator: NORMAL ANGLE. 6 total characteristics are documented in the Federal Logistics Information System.