Product Details | ROD END PLAIN BEARING

3120-00-661-7544 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.

Part Alternates: 3120-00-661-7544, 00-661-7544, 3120006617544, 006617544

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 00-661-7544

Drawings & Photos | NSN 3120-00-661-7544


Cross Reference | NSN 3120-00-661-7544

Part Number Cage Code Manufacturer
BRE4445L 81376 RBC SOUTHWEST PRODUCTS, INC.
CRB-4-106 50830 CABCO INDUSTRIES INC.

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Technical Data | NSN 3120-00-661-7544

Characteristic Specifications
MATERIAL STEEL COMP E52100 INNER MEMBER COPPER ALLOY RACE INSERT STEEL COMP 1040 ROD END BODY
HARDNESS RATING 60.0 ROCKWELL C MINIMUM INNER MEMBER
SURFACE TREATMENT CHROMIUM INNER MEMBER CADMIUM ROD END BODY
STYLE DESIGNATOR 6 BALL TYPE
OVERALL LENGTH 1.6870 INCHES NOMINAL
BORE DIAMETER 0.2495 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.7500 INCHES NOMINAL
BORE CENTER TO SHANK END DISTANCE 1.3120 INCHES NOMINAL
OUTER MEMBER WIDTH 0.2860 INCHES MAXIMUM
INNER MEMBER WIDTH 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
LUBRICATION FEATURE GROOVE EXTERNAL INNER MEMBER
SHANK STYLE 5 INTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE
SHANK THREAD LENGTH 0.7500 INCHES NOMINAL
INSPECTION HOLE CENTER TO END DISTANCE 0.3120 INCHES NOMINAL
SHANK WIDTH ACROSS WRENCH FLATS 0.3750 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNF
THREAD DIAMETER 0.250 INCHES NOMINAL
THREAD QUANTITY PER INCH 28
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
FEATURES PROVIDED EXTERNAL LUBRICATION FITTING

Restrictions/Controls & Freight Information | NSN 3120-00-661-7544

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information