The Bearing,roller,self-Aligning, cataloged under National Stock Number 3110-01-349-9790, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Fag Bearings Corporation. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-349-9790 |
| Primary Part Number | 21308EN.TVPB WITH SP90 SNAP RING |
| Item Name | Bearing,roller,self-Aligning |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Fag Bearings Corporation |
| Status | ACTIVE |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | DOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE |
| Overall Outside Diameter | 90.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.1 |
| Bore Diameter | 40.0 MILLIMETERS NOMINAL MM |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL ROLLER |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE RETAINER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21308EN.TVPB WITH SP90 SNAP RING PRIMARY | Fag Bearings Corporation (USA) |
| Reference | Meaning |
|---|---|
| 21308E.NRTVPB-SP90 | 5/1 Secondary reference Fag Bearings Corporation |
NSN 3110-01-349-9790 is a Bearing,roller,self-Aligning, manufactured by Fag Bearings Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-349-9790 has 1 manufacturer part number on file: 21308EN.TVPB WITH SP90 SNAP RING (Fag Bearings Corporation).
Key specifications for 21308EN.TVPB WITH SP90 SNAP RING: Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Style Designator: DOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE; Overall Width: 23.0 MILLIMETERS NOMINAL MM. 11 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.