3120-00-684-2790, BEARING,PLAIN,ROD END

National Stock Number:
3120-00-684-2790

Federal Supply Class:
3120

National Item Identification Number:
006842790

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:

HFF12

73134

ROLLER BEARING COMPANY OF AMERICA, INC.

Techincal Specification:

BORE CENTER TO SHANK END DISTANCE	2.8750 INCHES NOMINAL
BORE DIAMETER	0.7495 INCHES MINIMUM AND 0.7515 INCHES MAXIMUM
HARDNESS RATING	60.0 ROCKWELL C MINIMUM OUTER RACE MEMBER AND 90.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
HARDNESS RATING	60.0 ROCKWELL C MINIMUM INNER MEMBER AND 90.0 ROCKWELL C MAXIMUM INNER MEMBER
INNER MEMBER WIDTH	0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM
OUTER MEMBER WIDTH	0.6920 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER	1.7500 INCHES NOMINAL
OVERALL LENGTH	3.7500 INCHES NOMINAL
INSPECTION HOLE CENTER TO END DISTANCE	0.8750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE RACE INSERT
MATERIAL	COPPER ALLOY RACE INSERT
MATERIAL	STEEL COMP 1018 OUTER RACE MEMBER
MATERIAL	STEEL INNER MEMBER
SHANK END TO SHOULDER LENGTH	2.0000 INCHES NOMINAL
SHANK THREAD LENGTH	1.1250 INCHES NOMINAL
SHANK STYLE	INTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE
THREAD CLASS	2B
THREAD DIAMETER	0.750 INCHES NOMINAL
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	16
THREAD SERIES DESIGNATOR	UNF
STYLE DESIGNATOR	SHOULDERED BALL TYPE
SURFACE TREATMENT	CADMIUM INNER MEMBER
SURFACE TREATMENT	CADMIUM OUTER RACE MEMBER
SHANK WIDTH ACROSS WRENCH FLATS	1.0000 INCHES NOMINAL

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