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National Stock Number:
3110-00-723-9429
Federal Supply Class:
3110
National Item Identification Number:
007239429
Description:
BEARING,BALL,DUPLEX
Detail:
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.
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Manufacturer Information:
| 21-427-3 | 32828 | KAYDON CORPORATION | | 21-427-3 | 39820 | KINGSBURY, INC. | | 2468667-1REVA | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 2468667PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| SPECIAL FEATURES | WITH INNER AND OUTER RING SPACER,RADIAL RUNOUT ASSEMBLED 0.0020 IN. T.I.R.,AXIAL RUNOUT 0.0010 IN. R.I.R.,STARTING TORQUE UNDER RADIAL LOAD OF 15000 LB EQUALS 304 IN. LB,STATING TORQUE UNDER THRUST LOAD OF 8870 LB EQUALS 240 IN. LB,ALL DIMENSIONS APPLY AT 68 DEG F,OVERALL DIMENSION 2.6250 IN. MAKE THE WIDTH OF INNER RACE SPACER SUCH THAT EACH BEARING OF THE MATCH PAIR WILL BE PRELOADED AXIAALY 0.0005 IN. WHEN ASSEMBLED IN MACHINE,OVER 25 DEG ANGULARITY | | MATERIAL | STEEL BALL | | STEEL INNER RING | | STEEL OUTER RING | | COPPER ALLOY RETAINER | | STYLE DESIGNATOR | COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING | | OVERALL WIDTH | 1.9900 INCHES MINIMUM AND | | 2.0000 INCHES MAXIMUM | | BORE DIAMETER | 11.0000 INCHES MINIMUM AND | | 11.0005 INCHES MAXIMUM | | OVERALL OUTSIDE DIAMETER | 13.0000 INCHES MINIMUM AND | | 13.0005 INCHES MAXIMUM | | LUBRICATION MATERIAL | GREASE | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-L-15719 MIL SPEC SINGLE MATERIAL RESPONSE | | SURFACE FINISH | GROUND | | RETAINER FABRICATION METHOD | MACHINED | | LOAD DIRECTION | ANGULAR | | BEARING PRELOAD DESIGNATION | LIGHT |
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