3120-01-253-3039 BUSHING,SLEEVE Index 5307-01-253-3041 STUD,PLAIN

National Stock Number:
3120-01-253-3040

Federal Supply Class:
3120

National Item Identification Number:
012533040

Description:
BEARING,PLAIN,ROD END

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 outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes BEARING, PLAIN, SPHERICAL and BEARING, PLAIN, SELF-ALIGNING.


Manufacturer Information:
12349725-119207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
MATERIALSTEEL COMP E52100 OR
STEEL COMP 440C INNER MEMBER
STEEL COMP 410 OR
STEEL COMP 631 RACE INSERT
STEEL COMP 1018 OR
STEEL COMP 1019 OR
STEEL COMP 1020 OR
STEEL COMP 1021 OR
STEEL COMP 1022 OR
STEEL COMP 1023 OR
STEEL COMP 1025 OR
STEEL COMP 1026 OR
STEEL COMP 1029 OR
STEEL COMP 1030 OR
STEEL OR
STEEL COMP 630 OR
STEEL COMP 631 ROD END BODY
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC 1ST MATERIAL RESPONSE OR
AMS-6440 ASSN STD 1ST MATERIAL RESPONSE OR
QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE INNER MEMBER
HARDNESS RATING57.0 ROCKWELL C MINIMUM AND
63.0 ROCKWELL C MAXIMUM INNER MEMBER
28.0 ROCKWELL C MINIMUM AND
37.0 ROCKWELL C MAXIMUM RACE INSERT
SURFACE TREATMENTCHROMIUM INNER MEMBER
CADMIUM AND
CHROMATE OR
ZINC AND
CHROMATE ROD END BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320,TYPE 1 OR 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR
ASTM B633,TYPE 2 ASSN STD 2ND TREATMENT RESPONSE ROD END BODY
STYLE DESIGNATORBALL TYPE
OVERALL LENGTH2.0750 INCHES NOMINAL
BORE DIAMETER0.3120 INCHES MINIMUM AND
0.3125 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER0.8900 INCHES MINIMUM AND
0.9100 INCHES MAXIMUM
BORE CENTER TO SHANK END DISTANCE1.6150 INCHES MINIMUM AND
1.6350 INCHES MAXIMUM
OUTER MEMBER WIDTH0.3220 INCHES MINIMUM AND
0.3320 INCHES MAXIMUM
INNER MEMBER WIDTH0.4350 INCHES MINIMUM AND
0.4370 INCHES MAXIMUM
SHANK STYLEINTERNALLY THREADED W/HEXAGON END AND INSPECTION HOLE
SHANK THREAD LENGTH1.0000 INCHES MAXIMUM
INSPECTION HOLE CENTER TO END DISTANCE0.4170 INCHES MINIMUM AND
0.4570 INCHES MAXIMUM
SHANK WIDTH ACROSS WRENCH FLATS0.4900 INCHES MINIMUM AND
0.5020 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD DIAMETER0.3125 INCHES NOMINAL
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESRACE INSERT ID DRY FILM LUBRICANT PER MIL-L-8937;ROD END BODY FINISH NOT FOR CRES OPTIONAL MATERIAL;THREADS ON SHANK OPTIONAL THREAD CLASSIFICATION UNF-3B


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