THIS STANDARD WAS DEVELOPED COOPERATIVELY WITH THE ENGINE AND PROPELLER UTILITY PARTS COMMITTEE OF THE SAE NOTICE: When Government drawings, specifications, or other data are used for any purpose other than in connection with a definitely related Government procurement operation, the United States Government thereby incurs no responsibility nor any obligation whatsoever; and the fact that the Government may have formulated, furnished, or in any way supplied the said drawings, specifications, or other data is not to be regarded by implication or otherwise as in any manner licensing the holder or any other person or corporation, or conveying any rights or permission to manufacture, use or sell any patented invention that may in any way be related thereto.

[B circled]INACTIVE FOR DESIGN AFTER 13 JUNE 1960.

NO SUPERSEDING MS STANDARD

For definition and application of drawing status notes, see ANA Bulletin No. 337.

MATERIAL: STEEL AMS 5120

HARDNESS: ROCKWELL   (30N 66-73 for Rings MS9013-1 to MS9013-26 Inclusive                      (  c 47-52 for Rings MS9013-27 to MS9013-58

FINISH: AMS 2400

BREAK SHARP EDGES .010 MAX.

DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED: TOLERANCES ANGULAR DIMENSIONS ±2°

WITH ALLOWANCE FOR INITIAL SET, MINIMUM DIAMETRAL EXPANSION WITHOUT PERMANENT SET SHALL BE 18% OF FREE DIAMETER A FOR RINGS MS9013-1 to M59013-10 INCLUSIVE, AND 13% OF FREE DIAMETER A FOR RINGS MS9013-11 to MS9013-58

MINIMUM DIAMETRAL EXPANSION WITHOUT FAILURE BY CRACKING SHALL BE 21% OF FREE DIMENSIONS A FOR RINGS MS9013-1 to MS9013-10 INCLUSIVE, AND 15% OF FREE DIAMETER A FOR RING MS9013-58.

DO NOT USE UNASSIGNED PART NUMBERS

HOLES MUST NOT BREAK THRU LUG CONTOUR