The Bearing,ball,annular, cataloged under National Stock Number 3110-01-441-5139, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Wiggins Lift Co Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-441-5139 |
| Primary Part Number | 568508 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Wiggins Lift Co Inc |
| Status | ACTIVE |
| Outer Ring Width | 1.5650 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Overall Outside Diameter | 5.9800 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Bore Diameter | 2.1654 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL RETAINER |
| Material | STEEL BALL |
| Inner Ring Width | 1.3810 INCHES NOMINAL IN |
| 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 |
|---|---|
| MG5211VFFB | Ntn Bearing Corporation of America (USA) |
| 568508 PRIMARY | Wiggins Lift Co Inc (USA) |
NSN 3110-01-441-5139 is a Bearing,ball,annular, manufactured by Wiggins Lift Co Inc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-441-5139 has 2 manufacturer part numbers on file: MG5211VFFB (Ntn Bearing Corporation of America), 568508 (Wiggins Lift Co Inc).
Key specifications for 568508: Outer Ring Width: 1.5650 INCHES NOMINAL IN; Surface Finish: GROUND; Overall Outside Diameter: 5.9800 INCHES NOMINAL IN; Bore Shape: STRAIGHT. 13 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.