The Bearing,ball,track Roller, cataloged under National Stock Number 3110-01-183-5003, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rbc Aircraft Products, Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-183-5003 |
| Primary Part Number | 12285418 |
| Item Name | Bearing,ball,track Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Aircraft Products, Inc. |
| Status | ACTIVE |
| Outer Ring Width | 0.5270 INCHES NOMINAL IN |
| Crown Radius | 0.0300 INCHES NOMINAL IN |
| Style Designator | DOUBLE ROW RIGID, CROWNED OD INNER RING ENTENDED BOTH SIDES |
| Overall Outside Diameter | 1.2250 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Cubic Measure | 0.93789 CUBIC INCHES |
| Bore Diameter | 0.5000 INCHES NOMINAL IN |
| Inner Ring Width | 0.6250 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 |
|---|---|
| 12285418 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 12285418 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3110011835003 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| DP8A3A3365 | 5/1 Secondary reference Rbc Aircraft Products, Inc. |
| DP8A3 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 12285418 | 5/9 Secondary reference Timken Co Div the Timken Company |
| DP8A3A3365 | 5/9 Secondary reference Timken Co Div the Timken Company |
NSN 3110-01-183-5003 is a Bearing,ball,track Roller, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-183-5003 has 2 manufacturer part numbers on file: 12285418 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 12285418 (Rbc Aircraft Products, Inc.).
Key specifications for 12285418: Outer Ring Width: 0.5270 INCHES NOMINAL IN; Crown Radius: 0.0300 INCHES NOMINAL IN; Style Designator: DOUBLE ROW RIGID, CROWNED OD INNER RING ENTENDED BOTH SIDES; Overall Outside Diameter: 1.2250 INCHES NOMINAL IN. 8 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.