NSN 3110-01-281-3431

Part Details | ANNULAR BALL BEARING

3110-01-281-3431 A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.

Alternate Parts: 11147, 102520711, 10252071-1, 102520711, 10252071-1, 3110-01-281-3431, 01-281-3431, 3110012813431, 012813431

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31JUN 22, 198801-281-343100014 ( BEARING, BALL, ANNULAR )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3110-01-281-3431
Part Number Cage Code Manufacturer
1114732828KAYDON CORPORATIONDBA KAYDON BEARINGS DIVISION
10252071-132828KAYDON CORPORATIONDBA KAYDON BEARINGS DIVISION
10252071-118876U S ARMY AVIATION AND MISSILECOMMAND
Technical Data | NSN 3110-01-281-3431
Characteristic Specifications
OVERALL WIDTH2.3450 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM
BORE DIAMETER45.0000 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER55.8190 INCHES MINIMUM AND 55.8330 INCHES MAXIMUM
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
SEAL QUANTITY2
BEARING SEAL TYPE LABYRINTH
ALIGNMENT TYPE RIGID
LOAD DIRECTION ANGULAR
CONTACT ANGLE30.0 DEGREES NOMINAL
FEATURES PROVIDED EXTERNAL LUBRICATION FITTING
SPECIAL FEATURESINNER RING HAS 50 HOLES EQL SPACED; OUTER RING HAS 50 HOLES EQL SPACED