NSN 3110-01-254-8955

Part Details | DUPLEX BALL BEARING

3110-01-254-8955 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: SR1742B3T14C16WK5112, SR1742B3T-14C16WK511-2, 9721553, 972155-3, 3110-01-254-8955, 01-254-8955, 3110012548955, 012548955

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31MAY 12, 198701-254-895530213 ( BEARING, BALL, DUPLEX )
REFERENCE DRAWINGS & PICTURES

COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING

Cross Reference | NSN 3110-01-254-8955
Part Number Cage Code Manufacturer
SR1742B3T-14C16WK511-283086NEW HAMPSHIRE BALL BEARINGS, INC.DIV HITECH DIVISION
972155-306481NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NAVIGATION AND MARITIME SYSTEMS
Technical Data | NSN 3110-01-254-8955
Characteristic Specifications
STYLE DESIGNATOR COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
OVERALL WIDTH0.3125 INCHES NOMINAL
BORE DIAMETER1.0625 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER1.3125 INCHES NOMINAL
LUBRICATION MATERIAL OIL
STANDARD TOLERANCE DESIGNATION ABEC NO. 5T
SURFACE FINISH GROUND
LOAD DIRECTION ANGULAR
INTERNAL CLEARANCER0.0005 INCHES MINIMUM AND R0.0011 INCHES MAXIMUM
BEARING PRELOAD DESIGNATION LIGHT
BEARING PRELOAD RATINGASB5.0 POUNDS AND ASC10.0 POUNDS
CONTACT ANGLE13.0 DEGREES MINIMUM AND 23.0 DEGREES MAXIMUM