The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-331-6819, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-331-6819 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Internal Clearance | 0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN |
| Locating Feature | ONE DIRECTION |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE |
| Material Document and Classification | AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE ROLLER |
| Material Document and Classification | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Overall Outside Diameter | 37.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.5 |
| Bore Diameter | 20.0 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP 4340 RETAINER |
| Material | STEEL COMP M50 ROLLER |
| Material | STEEL COMP M50 OUTER RING |
| Material | STEEL COMP M50 INNER RING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 365914-1 | 5/9 Secondary reference Schaeffler Aerospace Canada Inc Div Fag Aerospace |
| 365914-1 | 3/2 Design control — primary reference U.S. Government activity |
| 365914-1 | 5/9 Secondary reference Boeing Distribution Services X, Inc. |
NSN 3110-00-331-6819 is a Bearing,roller,cylindrical, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-00-331-6819: Retainer Fabrication Method: MACHINED; Internal Clearance: 0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN; Locating Feature: ONE DIRECTION; Surface Finish: GROUND. 17 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.
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.