NSN 3110-00-121-7760
Part Details | AIRFRAME BALL BEARING
3110-00-121-7760 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: C707DW4K, MDW4KE9182, MDW4, MDW4KE9182, 3110-00-121-7760, 00-121-7760, 3110001217760, 001217760
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | OCT 30, 1968 | 00-121-7760 | 00041 ( BEARING, BALL, AIRFRAME ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE ROW
Cross Reference | NSN 3110-00-121-7760
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| C707DW4K | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
| MDW4KE9182 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. |
| MDW4 | 38443 | SKF USA INC.DBA SKF AEROENGINE NORTH AMERICA |
| MDW4KE9182 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
Technical Data | NSN 3110-00-121-7760
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | DOUBLE ROW |
| BORE DIAMETER | 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM |
| OVERALL OUTSIDE DIAMETER | 0.7460 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM |
| OUTER RING WIDTH | 0.7500 INCHES NOMINAL |
| INNER RING WIDTH | 0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| SEAL QUANTITY | 2 |
| BEARING SEAL TYPE | CONTACT |
| LOAD DIRECTION | RADIAL |
| SPECIAL FEATURES | 0.0001 IN. MIN,0.0005 IN. MAX RADIAL CLEARANCE UNDER 2.2 LB LOAD,0.0020 IN. NOM AXIAL PLAY UNDER 5.5 LB LOAD,OUTWARD CONVERGENT CONTACT ANGLE |
