3110-00-887-1490 BEARING,ROLLER,NEEDLE Index 2840-00-887-1493 SEAL RING,LABYRINTH,AIRCRAFT GAS

National Stock Number:
3110-00-887-1492

Federal Supply Class:
3110

National Item Identification Number:
008871492

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:
614CHH40920MPB CORP
MIL-B-81793C BIHJAA01CC51AS181349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-L-787081349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BORE DIAMETER0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-7870 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIALOIL
OVERALL OUTSIDE DIAMETER0.3748 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
OVERALL WIDTH0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM
MATERIALSTEEL BALL
MATERIALSTEEL CORROSION RESISTING RETAINER
MATERIALSTEEL CORROSION RESISTING SHIELD
MATERIALSTEEL INNER RING
MATERIALSTEEL OUTER RING
SHIELD QUANTITY2
RETAINER FABRICATION METHODPRESSED
STANDARD TOLERANCE DESIGNATIONABEC NO.5
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
SURFACE FINISHGROUND


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