Part Details | AIRFRAME BALL BEARING
3110-00-042-0444 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: AN202KP21B, MS27642KP21B, MS2764221, MS27642-21, MA2764221, MA27642-21, KP21BFS50160, KP21BFS464, AN202KP21BANG25, MS2764221, MS27642-21, MS2764221, MS27642-21, MS20202KP21B, 10346576, 602670554, 6026-7055-4, 60267055, 6026-7055, MS27642KP21B, K21B, KP21B, MS2764221, MS27642-21, MS27642, AS27642, KP21BFS50160, KP21BFS464, KP21BFS10160, KP21BANG25, 3110-00-042-0444, 00-042-0444, 3110000420444, 000420444
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JAN 13, 1972 | 00-042-0444 | 00041 ( BEARING, BALL, AIRFRAME ) |
REFERENCE DRAWINGS & PICTURES
SINGLE ROW INNER RING EXTENDED BOTH SIDES
Cross Reference | NSN 3110-00-042-0444
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN202KP21B | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| MS27642KP21B | 91936 | DUCHOSSOIS INDUSTRIES INCCHAMBERLAIN MRC DIV |
| MS27642-21 | 06144 | INDUSTRIAL TECTONICS BEARINGSCORPORATION |
| MA27642-21 | 06144 | INDUSTRIAL TECTONICS BEARINGSCORPORATION |
| KP21BFS50160 | 06144 | INDUSTRIAL TECTONICS BEARINGSCORPORATION |
| KP21BFS464 | 06144 | INDUSTRIAL TECTONICS BEARINGSCORPORATION |
| AN202KP21BANG25 | 80059 | JOINT AIRCRAFT COMMITTEE |
| MS27642-21 | 5V122 | MECHATRONICS, INC.DBA NATIONAL PRECISION BEARING |
| MS27642-21 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| MS20202KP21B | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| 10346576 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 6026-7055-4 | 36378 | RAYTHEON TECHNICAL SERVICES COMPANY |
| 6026-7055 | 36378 | RAYTHEON TECHNICAL SERVICES COMPANY |
| MS27642KP21B | 38443 | SKF USA INC.DBA SKF AEROENGINE NORTH AMERICA |
| K21B | 38443 | SKF USA INC.DBA SKF AEROENGINE NORTH AMERICA |
| KP21B | 38443 | SKF USA INC.DBA SKF AEROENGINE NORTH AMERICA |
| MS27642-21 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MS27642 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS27642 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| KP21BFS50160 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
| KP21BFS464 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
| KP21BFS10160 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
| KP21BANG25 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
Technical Data | NSN 3110-00-042-0444
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| BORE DIAMETER | 1.3130 INCHES NOMINAL |
| OVERALL OUTSIDE DIAMETER | 2.0625 INCHES NOMINAL |
| OUTER RING WIDTH | 0.3750 INCHES NOMINAL |
| INNER RING WIDTH | 0.4370 INCHES NOMINAL |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| SEAL QUANTITY | 2 |
| BEARING SEAL TYPE | CONTACT |
| LOAD DIRECTION | RADIAL |
| SPECIAL FEATURES | 80 PCT.FULL OF MIL-G-81322,HEAT TREAT RINGS AND BALLS TO ROCKWELL C 60 TO 66 AND STABILIZED FOR OPERATION AT 250 DEG. F,RADIAL AND LATERAL ECCENTRICITY,INNER RING 0.0010 IN. OUTER RING 0.0016 IN.,0.0003-0.0010 IN. RADIAL CLEARANCE |