The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-114-6331, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-114-6331 |
| Primary Part Number | 145DS019-2 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Locating Feature | NONLOCATING |
| Surface Finish | GROUND |
| Overall Outside Diameter | 7.0861 INCHES MINIMUM AND 7.0866 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.5 |
| Bore Diameter | 3.9367 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 145DS019-2 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 145DS019-1 | 5/9 Secondary reference The Boeing Company |
| MR220C-3 | 5/9 Secondary reference Skf Usa Inc. |
| MR220C-2 | 5/9 Secondary reference Skf Usa Inc. |
NSN 3110-01-114-6331 is a Bearing,roller,cylindrical, manufactured by The Boeing Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-114-6331 has 1 manufacturer part number on file: 145DS019-2 (The Boeing Company).
Key specifications for 145DS019-2: Locating Feature: NONLOCATING; Surface Finish: GROUND; Overall Width: 2.7530 INCHES MINIMUM AND 2.7550 INCHES MAXIMUM IN; Overall Outside Diameter: 7.0861 INCHES MINIMUM AND 7.0866 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 3110-01-114-6331 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.