Part Details | AIRFRAME BALL BEARING
3110-00-277-0056 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: P5KFS428, P5KFS160, MS214435AG, MS21443-5AG, AS7949, AS21443, P5KMILG3278, P5KFS428, P5KFS160, P5K, 3110-00-277-0056, 00-277-0056, 3110002770056, 002770056
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JAN 01, 1963 | 00-277-0056 | 00041 ( BEARING, BALL, AIRFRAME ) |
REFERENCE DRAWINGS & PICTURES
SINGLE ROW INNER RING EXTENDED BOTH SIDES
Cross Reference | NSN 3110-00-277-0056
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| P5KFS428 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. |
| P5KFS160 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. |
| MS21443-5AG | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS7949 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS21443 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| P5KMILG3278 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
| P5KFS428 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
| P5KFS160 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
| P5K | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
Technical Data | NSN 3110-00-277-0056
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| BORE DIAMETER | 0.3125 INCHES NOMINAL |
| OVERALL OUTSIDE DIAMETER | 0.8750 INCHES NOMINAL |
| OUTER RING WIDTH | 0.3750 INCHES NOMINAL |
| INNER RING WIDTH | 0.6250 INCHES NOMINAL |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-3278 MIL SPEC SINGLE MATERIAL RESPONSE |
| RETAINER FABRICATION METHOD | PRESSED |
| SEAL QUANTITY | 2 |
| BEARING SEAL TYPE | CONTACT |
| LOAD DIRECTION | RADIAL |