NSN 3110-01-120-4212

Part Details | AIRFRAME BALL BEARING

3110-01-120-4212 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: 1777567, 177756-7, 3TKCR2936 PLY196, 3TKCR29-36 PLY196, 1777567, 177756-7, 1777567, 177756-7, SR544T8, 1777567, 177756-7, 3110-01-120-4212, 01-120-4212, 3110011204212, 011204212

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31OCT 18, 198101-120-421200041 ( BEARING, BALL, AIRFRAME )
REFERENCE DRAWINGS & PICTURES

SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE

Cross Reference | NSN 3110-01-120-4212
Part Number Cage Code Manufacturer
177756-771791CURTISS-WRIGHT CONTROLS, INC.DBA CURTISS WRIGHT
3TKCR29-36 PLY19678118MPB CORPORATIONDBA TIMKEN AEROSPACE
177756-778118MPB CORPORATIONDBA TIMKEN AEROSPACE
177756-783086NEW HAMPSHIRE BALL BEARINGS, INC.DIV HITECH DIVISION
SR544T883086NEW HAMPSHIRE BALL BEARINGS, INC.DIV HITECH DIVISION
177756-738443SKF USA INC.DBA SKF AEROENGINE NORTH AMERICA
Technical Data | NSN 3110-01-120-4212
Characteristic Specifications
STYLE DESIGNATOR SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
BORE DIAMETER1.8125 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER2.2500 INCHES NOMINAL
OUTER RING WIDTH0.2500 INCHES NOMINAL
INNER RING WIDTH0.2812 INCHES NOMINAL
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-7711 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION ABEC NO. 5T
RETAINER FABRICATION METHOD MACHINED
LOAD DIRECTION RADIAL