The Bearing,ball,annular, cataloged under National Stock Number 3110-01-374-0423, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-374-0423 |
| Primary Part Number | 5247-283 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | OIL |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 0.5000 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.3 |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Material | STEEL COMP 440C INNER RING |
| Material | STEEL COMP 440C OUTER RING |
| Material | STEEL COMP 440C BALL |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS SEAL |
| Material | STEEL COMP 440C RETAINER |
| Lubrication Material Document and Classification | MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE |
| 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 |
|---|---|
| 5247-283 | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| SSR1-814LLRA3P25L01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-374-0423 is a Bearing,ball,annular, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-374-0423 has 1 manufacturer part number on file: 5247-283 (Raytheon Company Div Rmd Strategic).
Key specifications for 5247-283: Bearing Seal Type: CONTACT; Lubrication Material: OIL; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND. 18 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.