4730-00-975-0828 REDUCER,TUBE Index 3120-00-975-0831 BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-00-975-0830

Federal Supply Class:
3120

National Item Identification Number:
009750830

Description:
BEARING,PLAIN,SELF-ALIGNING

Detail:
A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.


Manufacturer Information:
5520109455RBC TRANSPORT DYNAMICS CORP
GB140526512NORTHROP GRUMMAN SYSTEMS CORPORATION
GB14D502758U S BEARINGS
GB14D509455RBC TRANSPORT DYNAMICS CORP
GB14D515860NEW HAMPSHIRE BALL BEARINGS INC
GB14D526512NORTHROP GRUMMAN SYSTEMS CORPORATION
GB14D573134ROLLER BEARING COMPANY OF AMERICA, INC.
LHBZ573134ROLLER BEARING COMPANY OF AMERICA, INC.
GB14D597613SARGENT AEROSPACE & DEFENSE, LLC
HSBG5-1397613SARGENT AEROSPACE & DEFENSE, LLC
GB14D599528RADIAL BEARING CORPORATION
RPG5A199528RADIAL BEARING CORPORATION


Techincal Specification:
BORE DIAMETER0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM
HARDNESS RATING56.0 ROCKWELL C NOMINAL INNER MEMBER
INNER MEMBER WIDTH0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
LUBRICATION FEATUREGROOVE EXTERNAL OUTER MEMBER
LUBRICATION FEATUREGROOVE INTERNAL INNER MEMBER
LUBRICATION FEATUREGROOVE INTERNAL OUTER MEMBER
LUBRICATION FEATUREPERFORATION INNER MEMBER
LUBRICATION FEATUREPERFORATION OUTER RACE MEMBER
OUTER MEMBER OUTSIDE DIAMETER0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
OUTER MEMBER WIDTH0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
MATERIALCOPPER ALLOY OUTER RACE MEMBER
MATERIALGREASE AND LUBRICANT DRY FILM LUBRICATION
MATERIALSTEEL COMP E52100 INNER MEMBER
STATIC RADIAL LOAD RATING5050 POUNDS
STYLE DESIGNATORWITHOUT INSERT OR LINER WITH STAKING GROOVE
SURFACE TREATMENTCADMIUM OUTER RACE MEMBER
SURFACE TREATMENTCHROMIUM INNER MEMBER
TEST DATA DOCUMENT81349-MIL-B-8976 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).


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