The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-533-6778, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is The Timken Corporation. Government technical data includes 5 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-533-6778 |
| Primary Part Number | 31521 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Outside Diameter | 3.0000 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0460 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Material | STEEL OVERALL |
| Style Designator | NORMAL ANGLE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3110-00-533-6778 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-533-6778 has 5 cross-referenced part numbers: 31521 (Kaitlin Corp), 31521 (The Timken Corporation), 1795928 (Chrysler Realty Company Llc Dba Daimler Chrysler), 31521 (Meritor Heavy Vehicle Systems, Llc), 31521 (Meritor Industrial Products, Llc).
There are 4 known substitutes for 3110-00-533-6778: 1650-00-497-7296, 2530-00-528-9090, 2930-01-240-6120 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 31521: Outside Diameter: 3.0000 INCHES NOMINAL IN; Backface Corner Radius: 0.0460 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Material: STEEL OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.