Part Details | AIRFRAME BALL BEARING
3110-00-012-3897 A cylindrical item in which the inner or outer ring turns upon row(s) of hardened BALL, 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, BALL, ANNULAR.
Alternate Parts: 640002, 64000-2, 3TWL3746U, 3TWL37-46U, S3746BISTE7P515LY167, 3110-00-012-3897, 00-012-3897, 3110000123897, 000123897
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | APR 22, 1967 | 00-012-3897 | 00041 ( BEARING, BALL, AIRFRAME ) |
REFERENCE DRAWINGS & PICTURES
SINGLE ROW INNER RING EXTENDED BOTH SIDES
Cross Reference | NSN 3110-00-012-3897
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 64000-2 | 22871 | JASIK LABORATORIES INC |
| 3TWL37-46U | 78118 | MPB CORPORATIONDBA TIMKEN AEROSPACE |
| S3746BISTE7P515LY167 | 40920 | MPB CORPORATIONDBA TIMKEN SUPER PRECISION |
Technical Data | NSN 3110-00-012-3897
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| BORE DIAMETER | 2.3122 INCHES MINIMUM AND 2.3126 INCHES MAXIMUM |
| OVERALL OUTSIDE DIAMETER | 2.8746 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM |
| OUTER RING WIDTH | 0.2500 INCHES NOMINAL |
| INNER RING WIDTH | 0.2800 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| SHIELD QUANTITY | 2 |
| LOAD DIRECTION | RADIAL |
| SPECIAL FEATURES | FRACTURED OUTER RING W/2 RETAINING RINGS |