1、Designation:F216301(Reapproved 2008)Standard Specification forRing,Bearing,Inner:for Needle Roller Bearing With DrawnOuter Ring1This standard is issued under the fixed designation F2163;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision
2、,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope1.1 This specification covers
3、 inner rings for needle rollerbearings with drawn outer rings.1.2 The inner rings specified in this specification are in-tended for use on unhardened shafts in conjunction with openend needle roller bearings shown on Specification F2162 andMS52141.1.3 The use of recycled materials that meet the requ
4、irementsof the applicable material specification without jeopardizingthe intended use of the item is encouraged.1.4 The inner rings specified in this specification are notintended for use in flight-critical systems of aircraft.1.5 The values stated in inch-pound units are to be regardedas standard.T
5、he values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.NOTE1This specification contains many of the requirements ofMS17130,which was originally developed by the Department of Defenseand is currently maintained by t
6、he Defense Supply Center Richmond.2.Referenced Documents2.1 ASTM Standards:2E18 Test Methods for Rockwell Hardness of Metallic Ma-terialsF2162 Specification for Bearing,Roller,Needle:DrawnOuter Ring,Full Complement,Without Inner Ring,Openand Closed End,Standard Type2.2 ASME Standard:ASME B 46.1 Surf
7、ace Texture Surface Roughness,Waviness,and Lay32.3 SAE Standards:SAE AHS STD-664SAE J-404 Chemical Composition of SAE Alloy Steels42.4 Military Standards:MIL-STD-130 Identification Marking of US Military Prop-erty5MS52141 Bearing,Roller,Needle:Drawn Outer Ring,Caged,Without Inner Ring,Open and Close
8、d End,Stan-dard Type52.5 American Bearing Manufacturers Association(ABMA)Standard:STD 4 Tolerance Definitions and Gauging Practices For Balland Roller Bearings62.6 ISO Standard:ISO 5593 Rolling BearingsVocabulary73.Terminology3.1 DefinitionsFor definitions of terms used in thisspecification,refer to
9、 ABMA STD 4 and ISO 5593.4.Ordering Information4.1 Whenorderingpartsinaccordancewiththisspecification,specify the following:4.1.1 ASTM designation number,including year of issue;4.1.2 Dash number(see Table 1);and4.1.3 Dimensions of inner rings,including:4.1.3.1 Bore diameter,in.;4.1.3.2 Outside diam
10、eter,in.;4.1.3.3 Width,in.;and1This specification is under the jurisdiction ofASTM Committee F34 on RollingElement Bearings and is the direct responsibility of Subcommittee F34.04 onAutomotive/Industrial Bearing.Current edition approved May 1,2008.Published October 2008.Originallyapproved in 2001.La
11、st previous edition approved in 2001 as F2163011DOI:10.1520/F2163-01R08.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM we
12、bsite.3Available from Global Engineering Documents,15 Inverness Way,EastEnglewood,CO 80112-5704,http:/.4Available from Society of Automotive Engineers(SAE),400 CommonwealthDr.,Warrendale,PA 15096-0001,http:/www.sae.org.5Available from USA Information Systems,1092 Laskin Rd.,Ste.208,VirginiaBeach,VA
13、23451.6Available from the American Bearing Manufacturers Association,1200 19thSt.NW,Ste.300,Washington,DC 200362401.7Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,
14、West Conshohocken,PA 19428-2959.United States1 4.1.3.4 Radius,in.5.Materials and Manufacture5.1 Bearing inner rings shall be manufactured of steel,alloyor carbon,carburizing grade 4620,4720,8620,8720,or 1018,1022,or 1117 in accordance with SAE AHS STD-66 or SAEE52100 in accordance with SAE J-404.6.O
15、ther Requirements6.1 Heat Treatment:6.1.1 Steel 4620,4720,8620,8720,1018,1022,and 1117shall be case hardened to Rockwell HRC58-65,in accordancewith Test Methods E18.Case depth shall be 0.020 minimum.6.1.2 Steel SAE 52100 shall be through hardened to Rock-well HRC58-65,in accordance with Test Methods
16、 E18.6.2 Protective Coating:6.2.1 Unless specified,plain(that is,not plated)inner ringsshall be furnished.6.2.2 Manufacturer shall coat inner rings with rust-preventative film.6.3 Lubrication:6.3.1 Oil hole(s),number(1 to 4)and size optional.6.3.2 An oil grove,centered in the inner ring bore,isoptional in accordance with manufacturers standard practice.7.Dimensions,Mass,and Permissible Variations7.1 Products manufactured in accordance with this specifi-cation shall meet the requirements shown in
