3120-00-468-2272 BEARING,PLAIN,SELF-ALIGNING Index 5998-00-468-2276 CIRCUIT CARD ASSEMBLY

National Stock Number:
3110-00-468-2273

Federal Supply Class:
3110

National Item Identification Number:
004682273

Description:
BEARING,BALL,ANNULAR

Detail:
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.


Manufacturer Information:
930C789P440920MPB CORP
930C789P470854SCHAEFFLER AEROSPACE USA CORP
SR1-4BC21V32C70854SCHAEFFLER AEROSPACE USA CORP
SR1-4BC2V6670854SCHAEFFLER AEROSPACE USA CORP
930C789P489954BAE SYSTEMS CONTROLS INC.


Techincal Specification:
ALIGNMENT TYPERIGID
BORE DIAMETER0.0780 INCHES NOMINAL
BORE SHAPESTRAIGHT
CALIBRATION DESIGNATORC21
CONTACT ANGLE20.5 DEGREES NOMINAL
INTERNAL CLEARANCE0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL
LOAD DIRECTIONANGULAR
OVERALL OUTSIDE DIAMETER0.2500 INCHES NOMINAL
OVERALL WIDTH0.0938 INCHES NOMINAL
MATERIALPAPER AND PLASTIC PHENOLIC RETAINER
MATERIALSTEEL COMP 440C BALL
MATERIALSTEEL COMP 440C OUTER RING
MATERIALSTEEL COMP 440C INNER RING
RETAINER FABRICATION METHODMACHINED
SPECIAL FEATURESRETAINER VACUUM IMPREGNATED WITH SOCONY MOBIL XRL-743A OIL. BEARING TO BE CENTRIFUGED
STANDARD TOLERANCE DESIGNATIONABEC NO.7
STYLE DESIGNATORSHOULDERED INNER RING, SEPARABLE
SURFACE FINISHGROUND


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