3110-01-178-6252 BEARING,BALL,ANNULAR Index 3120-01-178-6254 BUSHING,SLEEVE

National Stock Number:
3110-01-178-6253

Federal Supply Class:
3110

National Item Identification Number:
011786253

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:
1308405404939LOCKHEED MARTIN CORPORATION
1308405406144INDUSTRIAL TECTONICS BEARINGS CORPORATION
1308405432828KAYDON CORPORATION
5078500132828KAYDON CORPORATION
1308405458260PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH


Techincal Specification:
ALIGNMENT TYPERIGID
BEARING SEAL TYPECONTACT
BORE DIAMETER7.9990 INCHES MINIMUM AND 7.9998 INCHES MAXIMUM
BORE SHAPESTRAIGHT
CONTACT ANGLE30.0 DEGREES NOMINAL
LOAD DIRECTIONANGULAR
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIALGREASE
OVERALL OUTSIDE DIAMETER8.7495 INCHES MINIMUM AND 8.7503 INCHES MAXIMUM
OVERALL WIDTH0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
RETAINER FABRICATION METHODPRESSED
SEAL QUANTITY2
STYLE DESIGNATOR4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
SURFACE FINISHGROUND


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