Part Details | AIRFRAME ROLLER BEARING
3110-00-278-7245 A cylindrical item in which the inner or outer ring turns upon row(s) of hardened ROLLER, BEARING which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes BEARING, ROLLER, CYLINDRICAL.
Alternate Parts: DA1238A, DA12-38A, DA1238A, DA12-38A, STSKR10012, STSKR100-12, DA1238A, DA12-38A, DA1238A, DA12-38A, C2402701, C240270-1, DA1238AQ, DA12-38AQ, DA1238A, DA12-38A, C12MILG3278, C12F, C12, 3110-00-278-7245, 00-278-7245, 3110002787245, 002787245
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JAN 01, 1963 | 00-278-7245 | 00046 ( BEARING, ROLLER, AIRFRAME ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3110-00-278-7245
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| DA12-38A | 0A489 | LOCKHEED MARTIN AEROPARTS, INC. |
| DA12-38A | 563J1 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| STSKR100-12 | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
| DA12-38A | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
| DA12-38A | 1WL60 | LOCKHEED MARTIN SERVICES, INC. |
| C240270-1 | 06845 | RAYTHEON COMPANYDBA RAYTHEON |
| DA12-38AQ | 77896 | REXNORD INDUSTRIES, LLCDIV BEARING OPERATION |
| DA12-38A | 77896 | REXNORD INDUSTRIES, LLCDIV BEARING OPERATION |
| C12MILG3278 | 77896 | REXNORD INDUSTRIES, LLCDIV BEARING OPERATION |
| C12F | 77896 | REXNORD INDUSTRIES, LLCDIV BEARING OPERATION |
| C12 | 77896 | REXNORD INDUSTRIES, LLCDIV BEARING OPERATION |
Technical Data | NSN 3110-00-278-7245
| Characteristic | Specifications |
|---|---|
| BORE DIAMETER | 0.7500 INCHES NOMINAL |
| OVERALL OUTSIDE DIAMETER | 2.3750 INCHES NOMINAL |
| OUTER RING WIDTH | 1.1250 INCHES NOMINAL |
| INNER RING WIDTH | 1.0625 INCHES NOMINAL |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| SHIELD QUANTITY | 2 |
| SEAL QUANTITY | 2 |
| BEARING SEAL TYPE | CONTACT |
| SPECIAL FEATURES | 5 DEG SELF ALIGNMENT IN EITHER DIRECTION,LUBRICANT HOLE AND GROOVE IN OD OF OUTER RING |