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National Stock Number:
3120-01-175-7017
Federal Supply Class:
3120
National Item Identification Number:
011757017
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.
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Manufacturer Information:
| 10M20-156 | 76301 | THE BOEING COMPANY | | 178192 | 09455 | RBC TRANSPORT DYNAMICS CORP |
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Techincal Specification:
| BORE DIAMETER | 2.2500 INCHES MINIMUM AND 2.2505 INCHES MAXIMUM | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OUTER RACE MEMBER | | INNER MEMBER WIDTH | 1.3950 INCHES MINIMUM AND 1.4050 INCHES MAXIMUM | | LUBRICATION FEATURE | GROOVE INTERNAL OUTER MEMBER | | LUBRICATION FEATURE | GROOVE EXTERNAL OUTER MEMBER | | LUBRICATION FEATURE | GROOVE INTERNAL INNER MEMBER | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE AND PS 15256,FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OUTER RACE MEMBER | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-530,COND AT FED SPEC ALL MATERIAL RESPONSES INNER MEMBER | | MATERIAL | COPPER ALLOY 172 OR COPPER ALLOY 173 INNER MEMBER | | MATERIAL | GREASE LUBRICATION | | MATERIAL | STEEL COMP XM-12 OUTER RACE MEMBER | | OUTER MEMBER OUTSIDE DIAMETER | 3.3990 INCHES MINIMUM AND 3.4010 INCHES MAXIMUM | | OUTER MEMBER WIDTH | 1.1950 INCHES MINIMUM AND 1.2000 INCHES MAXIMUM | | SPECIAL FEATURES | THREE LUBRICATION HOLES EACH IN INNER MEMBER AND OUTER MEMBER; BEARING IS DELIVERED BY TRANSPORT DYNAMICS,FSCM 09455,TO MCDONNELL DOUGLAS,FSCM 76301,WITH ON OD OF 3.399 IN. MIN AND 3.401 IN. MAX THENREWORKED BY MCDONNELL DOUGLAS TO FIT OVERSIZE HOUSINGS,LUBRICATION GROOVE IS ADDED TO OUTER MEMBER AT THIS TIME; OUTER MEMBER IS CADMIUM PLATED AS NECESSARY | | STATIC RADIAL LOAD RATING | 223000 POUNDS | | STYLE DESIGNATOR | WITHOUT INSERT OR LINER | | TEST DATA DOCUMENT | 76301-PS 21202,CL A 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.). AND 76301-PS 21201,CL B 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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