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National Stock Number:
3120-01-135-6806
Federal Supply Class:
3120
National Item Identification Number:
011356806
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:
| 03-823-12E-005 | 09455 | RBC TRANSPORT DYNAMICS CORP | | 10108078 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | ST4M212-12 | 09455 | RBC TRANSPORT DYNAMICS CORP | | ST4M212-12 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC | | ADL12-302 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC | | KNDB12-17 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC | | ST4M212-12 | 76301 | THE BOEING COMPANY | | ST4M212-12 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC |
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Techincal Specification:
| BORE DIAMETER | 0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER | | HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM INNER MEMBER | | INNER MEMBER WIDTH | 0.7480 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM | | OUTER MEMBER OUTSIDE DIAMETER | 1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM | | OUTER MEMBER WIDTH | 0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE BORE LINER | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER | | MATERIAL | STEEL COMP 440C INNER MEMBER | | MATERIAL | STEEL COMP 630 OUTER RACE MEMBER | | SPECIFICATION/STANDARD DATA | 76301-ST4-212 GOVERNMENT STANDARD | | STATIC RADIAL LOAD RATING | 32571 POUNDS | | STYLE DESIGNATOR | WITH INSERT AND/OR LINER | | SURFACE TREATMENT | PASSIVATE INNER MEMBER |
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