NSN 3110-01-129-6975
Part Details | AIRFRAME BALL BEARING
3110-01-129-6975 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: MKP23BS004M, MKP23BS-004M, 3895000906103, 38950-00906-103, MKP23BSA1173, 3110-01-129-6975, 01-129-6975, 3110011296975, 011296975
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | APR 09, 1982 | 01-129-6975 | 00041 ( BEARING, BALL, AIRFRAME ) |
REFERENCE DRAWINGS & PICTURES
SINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING
Cross Reference | NSN 3110-01-129-6975
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MKP23BS-004M | 40920 | MPB CORPORATIONDBA TIMKEN SUPER PRECISION |
| 38950-00906-103 | 78286 | SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY |
| MKP23BSA1173 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
Technical Data | NSN 3110-01-129-6975
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING |
| BORE DIAMETER | 1.4375 INCHES MINIMUM AND 1.4380 INCHES MAXIMUM |
| OVERALL OUTSIDE DIAMETER | 2.3740 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM |
| OUTER RING WIDTH | 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM |
| INNER RING WIDTH | 0.4345 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| SEAL QUANTITY | 2 |
| BEARING SEAL TYPE | CONTACT |
| ALIGNMENT TYPE | SELF-ALIGNING |
| SELF-ALIGNMENT LOCATION | EXTERNAL |
| LOAD DIRECTION | RADIAL |
| FEATURES PROVIDED | ALIGNING RING |
| SPECIAL FEATURES | 40 TO 50 PCT FULL OF SPECIFIED LUBRICANT; LOW STARTING TORQUE |