The Bearing,ball,annular, cataloged under National Stock Number 3110-01-144-6909, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Hqw Aerospace (uk) Limited. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-144-6909 |
| Primary Part Number | SFR-P66SS4 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Hqw Aerospace (uk) Limited |
| Status | ACTIVE |
| Flange Outside Diameter | 0.4220 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Shield Quantity | 1 |
| Style Designator | COUNTERBORED OUTER RING, NON-SEPARABLE |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Flange Width | 0.3100 INCHES NOMINAL IN |
| Outer Ring Outside Diameter | 0.3750 INCHES NOMINAL IN |
| Bore Diameter | 0.1875 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 1A/A225 | Trident Maritime Systems Uk Limited (GBR) |
| SFR-P66SS4 PRIMARY | Hqw Aerospace (uk) Limited (GBR) |
| Reference | Meaning |
|---|---|
| 1A/A225 | 5/9 Secondary reference Aeronautical & General Instruments Limited |
NSN 3110-01-144-6909 is a Bearing,ball,annular, manufactured by Hqw Aerospace (uk) Limited, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-144-6909 has 2 manufacturer part numbers on file: 1A/A225 (Trident Maritime Systems Uk Limited), SFR-P66SS4 (Hqw Aerospace (uk) Limited).
Key specifications for SFR-P66SS4: Flange Outside Diameter: 0.4220 INCHES NOMINAL IN; Surface Finish: GROUND; Shield Quantity: 1; Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE. 10 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.