3110-01-257-6974 CONE AND ROLLERS,TAPERED ROLLER Index 3110-01-257-6976 RING,BEARING,INNER

National Stock Number:
3110-01-257-6975

Federal Supply Class:
3110

National Item Identification Number:
012576975

Description:
CONE AND ROLLERS,TAPERED ROLLER

Detail:
An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).


Manufacturer Information:
42683-2-25560038THE TIMKEN CORPORATION
SB3305A-278286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
BORE DIAMETER3.0625 INCHES MINIMUM AND 3.0635 INCHES MAXIMUM
CONE CORNER RADIUS0.1406 INCHES NOMINAL
CONE WIDTH1.1875 INCHES MINIMUM AND 1.1955 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATIONTEST AND FTLD
FUNCTIONAL DESCRIPTIONCRTL APPL ACFT FLIGHT SAFETY
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J404 ASSN STD 1ST MATERIAL RESPONSE OR AISI UNS G51986 ASSN STD 1ST MATERIAL RESPONSE OR SAE J404 ASSN STD 2ND MATERIAL RESPONSE OR AISI UNS G52986 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
REFERENCE DATA AND LITERATUREMFR SELECTED ITEM DWG SB3305,DOD-STD-100,PARA 201.4.5
RETAINER FABRICATION METHODSTAMPED
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
STYLE DESIGNATORNORMAL ANGLE
SUPPLEMENTARY FEATURESOPERATING TEMP P250.0 DEG F
TEST DATA DOCUMENT81349-MIL-T-8679 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.).
TYPE/MODEL DESIGNATIONTS


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