7641-01-491-2887 AERONAUTICAL GEOSPATIAL PRODUCTS Index 7641-01-491-2889 AERONAUTICAL GEOSPATIAL PRODUCTS

National Stock Number:
3110-01-491-2888

Federal Supply Class:
3110

National Item Identification Number:
014912888

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:
D286-215 ITEM5351802HANSOME ENERGY SYSTEMS INC
ESB 052-551802HANSOME ENERGY SYSTEMS INC
M17931-A01481349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-B-1793181349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-17931, SIZE 7309 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
OVERALL WIDTH1.9686 INCHES NOMINAL
BORE DIAMETER1.7715 INCHES MINIMUM AND
1.7717 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER3.9368 INCHES MINIMUM AND
3.9370 INCHES MAXIMUM
LUBRICATION MATERIALGREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISHGROUND
RETAINER FABRICATION METHODPRESSED
LOAD DIRECTIONANGULAR
INTERNAL FIT-UP DESIGNATIONTIGHT
SPECIAL FEATURESTYPE 134, CLASS 2, CARTRIDGE B, PHENOLIC RETAINER/INPAIR
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-B-17931
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEM17931-A014


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