NSN 3110-01-187-0570

Part Details | DUPLEX BALL BEARING

3110-01-187-0570 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: 13084184, 3TAR2128SUDB100120LYVC254, 3TAR21-28-SU-DB100/120LYVC-254, 13084184, 13084184, 3110-01-187-0570, 01-187-0570, 3110011870570, 011870570

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
31AUG 17, 198401-187-057030213 ( BEARING, BALL, DUPLEX )
REFERENCE DRAWINGS & PICTURES

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

Cross Reference | NSN 3110-01-187-0570
Part Number Cage Code Manufacturer
1308418432828KAYDON CORPORATIONDBA KAYDON BEARINGS DIVISION
3TAR21-28-SU-DB100/120LYVC-25478118MPB CORPORATIONDBA TIMKEN AEROSPACE
1308418440920MPB CORPORATIONDBA TIMKEN SUPER PRECISION
1308418458260PROGRAM MANAGER ADVANCED ATTACKHELICOPTER BARCOM AMCPM-AAH
Technical Data | NSN 3110-01-187-0570
Characteristic Specifications
STYLE DESIGNATOR COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
OVERALL WIDTH0.4900 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
BORE DIAMETER1.3123 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER1.7498 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM
LUBRICATION MATERIAL OIL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIS-30520,FSCM 58260 MFR REF SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION ABEC NO. 7T
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD MACHINED
LOAD DIRECTION ANGULAR
INTERNAL FIT-UP DESIGNATION STANDARD
BEARING PRELOAD RATINGASB100.0 POUNDS AND ASC120.0 POUNDS
CONTACT ANGLE23.0 DEGREES NOMINAL
SPECIAL FEATURESDIP AND CENTRIFUGE IN SPECIFIED LUBRICANT AT 200 G9S FOR ONE MINUTE NOMINAL