The Bearing,ball,annular, cataloged under National Stock Number 3110-01-111-2847, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-01-111-2847 |
| Primary Part Number | PWA52391-8 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 180.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.7 |
| Bore Diameter | 120.00 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP E52100 BALL |
| Material | STEEL COMP E52100 OUTER RING |
| Material | PLASTIC RETAINER |
| Material | STEEL COMP E52100 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 |
| Part Number | Manufacturer |
|---|---|
| PWA52391-8 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| PWA52391-8 | Rae Bearing Service Inc (USA) |
| PWA52391-8 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| Q3L24-ABEC7 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| PWA52391-8 | 5/9 Secondary reference Florida Bearings Inc |
| Q3L24 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
NSN 3110-01-111-2847 is a Bearing,ball,annular, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-111-2847 has 3 manufacturer part numbers on file: PWA52391-8 (Rtx Corporation Div Pratt & Whitney), PWA52391-8 (Rae Bearing Service Inc), PWA52391-8 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA52391-8: Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Overall Width: 28.00 MILLIMETERS NOMINAL MM; Overall Outside Diameter: 180.00 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.