NSN 3110-01-210-3959

Part Details | DUPLEX BALL BEARING

3110-01-210-3959 Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

Alternate Parts: E9988088 BD, E998-808-8 B-D, E9988048 BD, E998-804-8 B-D, 639AS65618 BD, 639AS6561-8 B-D, 639AS65228 BD, 639AS6522-8 B-D, SR40415B308 BD, SR40415B30-8 B-D, SR40405B311A8 BD, SR40405B311A-8 B-D, 3110-01-210-3959, 01-210-3959, 3110012103959, 012103959

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31JUN 12, 198501-210-395930213 ( BEARING, BALL, DUPLEX )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3110-01-210-3959
Part Number Cage Code Manufacturer
E998-808-8 B-D40920MPB CORPORATIONDBA TIMKEN SUPER PRECISION
E998-804-8 B-D40920MPB CORPORATIONDBA TIMKEN SUPER PRECISION
639AS6561-8 B-D30003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
639AS6522-8 B-D30003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
SR40415B30-8 B-D83086NEW HAMPSHIRE BALL BEARINGS, INC.DIV HITECH DIVISION
SR40405B311A-8 B-D83086NEW HAMPSHIRE BALL BEARINGS, INC.DIV HITECH DIVISION
Technical Data | NSN 3110-01-210-3959
Characteristic Specifications
OVERALL WIDTH0.2030 INCHES MINIMUM AND 0.2350 INCHES MAXIMUM
BORE DIAMETER0.234301 INCHES MINIMUM AND 0.234350 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER0.406000 INCHES MINIMUM AND 0.406050 INCHES MAXIMUM
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION639AS3195 MFR REF SINGLE MATERIAL RESPONSE
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD MACHINED
LOAD DIRECTION ANGULAR
INTERNAL CLEARANCER0.0006 INCHES MINIMUM AND R0.0008 INCHES MAXIMUM
BEARING PRELOAD RATINGASB1.75 POUNDS AND ASC2.25 POUNDS
CONTACT ANGLE5.0 DEGREES MINIMUM AND 25.0 DEGREES MAXIMUM
SPECIAL FEATURESCONSISTS OF ONE BEARING WITHOUT A FLANGE AND ONE BEARING WITH A FLANGE,FLANGE 0.4360 IN. MIN AND 0.4370 IN. MAX DIA,0.0220 IN. MIN AND 0.0230 IN. MAX W