3110-01-030-4938 BEARING,ROLLER,CYLINDRICAL Index 4820-01-030-4940 VALVE,GLOBE

National Stock Number:
3110-01-030-4939

Federal Supply Class:
3110

National Item Identification Number:
010304939

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.


Manufacturer Information:
3TCRS14-21UDB170478118MPB CORPORATION
90181582577RAYTHEON COMPANY
AMVW540KDCRVDBFS17121335TIMKEN CO
SR540PTC3-1-ABEC783086NEW HAMPSHIRE BALL BEARINGS INC


Techincal Specification:
BEARING PRELOAD RATING4.0 POUNDS NOMINAL
BORE DIAMETER0.8748 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM
INTERNAL CLEARANCE0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL
LOAD DIRECTIONRADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIALOIL
OVERALL OUTSIDE DIAMETER1.3121 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM
OVERALL WIDTH0.5570 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-79,TY FBE MIL SPEC SINGLE MATERIAL RESPONSE RETAINER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OUTER RING
MATERIALCOTTON AND PLASTIC PHENOLIC RETAINER
MATERIALSTEEL COMP 440C INNER RING
MATERIALSTEEL COMP 440C OUTER RING
MATERIALSTEEL COMP 440C BALL
MATERIALSTEEL CORROSION RESISTING SHIELD
RETAINER FABRICATION METHODMACHINED
SHIELD QUANTITY2
STANDARD TOLERANCE DESIGNATIONABEC NO.7
STYLE DESIGNATORCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
SURFACE FINISHGROUND


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