AIA/NAS 580-2013 pdf download INVOLUTE SPLINE, HOLE, 30° FULL FILLET
THE FITS AND TOLERANCES SUGGESTED IN ABLES I, I AND II ARE TO BE CONSIDERED BINDING ONA MANUFACTURER OR SELLER ONLY WHEN SPECIFICALLY AGREED TO IN WRITING
VALUES SHOWN FOR FILLET RADIUS REPRESENTS MINIMUM ALLOWABLE RADIUS OF CURVATURE, ANDIS BASED ON 75% OF THE FULL TANGENT RADIUS FOR MAXIMUM DEPTH.
ALLOWABLE ERRORSEXCEPT LEAD HAVE BEEN ADDED TO THE MACHINING TOLERANCE INCOMPUTING THE MINIMUM TOOTH THICKNESS. WHEN ALLOWANCES FOR LEAD ERRORS MUST BEMADE SUBTRACT 60% OF THE LEAD ERROR FROM THIS DIMENSION.
DRAWINGS OF PLATED SPLINES SHALL SPECIFICALLY NOTE THAT ALL DIMENSIONS ARE TO BE METBEFORE ADDITIVE FINISHES.
VALUES CONTAINED IN TABLES 1 IL. AND II WERE TAKEN DIRECTLY FROM THE ANSI STANDARDB5.15-1950, EXCEPT FOR COLUMN 9 WHICH WAS CALCULATED BY THE METHOD RECOMMENDED INANSI STANDARD B5.15-1950. THE VALUES ARE FOR SPLINES WITH A SLIDING FIT ECOGNIZED AS ASACLASS A FIT AND MUST HAVE CLEARANCE AT ALL POINTS.
IN CASE OF CONFLICT, THE REQUIREMENTS SPECIFIED IN THE SAE ANSI B92.1 SHALL TAKEPRECEDENCE OVER NAS580
FOR RECOMMENDED DESIGN PRACTICE FOR INVOLUTE SPLINES SEE NAS579.
DIMENSIONS IN INCHES.
THIS STANDARD TAKES PRECEDENCE OVER DOCUMENTS REFERENCED HEREIN.
UNLESS OTHERWISE SPECIFIED PART INVENTORY MANUFACTURED TO PREVIOUS REVISIONS OF THEAPPLICABLE DRAWING OR PECIFICATION MAY BE PROCURED AND USED UNTIL STOCK IS DEPLETED.
UNLESS OTHERWISE SPECIFIED HEREIN, REFERENCED DOCUMENTS SHALL BE THE ISSUE IN EFFECT ONDATE OF MANUFACTURE.HOWEVER, EXISTING MATERIAL INVENTORY CERTIFIED TO A PREVIOUSREVISION OF THE APPLICABLE MATERIAL SPECIFICATION(S) IS ACCEPTABLE FOR USE UNTILDEPLETION.
DIMENSIONING AND TOLERANCING PER ANSI Y14.5M-1982

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