1、 AEROSPACE STANDARD ASSEMBLED COUPLING, THREADLESS - FLEXIBLE, FIXED CAVITY, SELF-BONDING, ENVELOPE DIMENSIONS, METRIC MA2242Copyright 2015 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means,
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3、D 1993-11REAFFIRMED2015-04THIRD ANGLE PROJECTION CUSTODIAN: G-3/G-3A FEDERAL SUPPLY CLASS 4730MA2242 SHEET 1 OF 3 PROCUREMENT SPECIFICATION: /3/ MA2241SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of technicalandengineering sciences. Theuse ofth
4、isreport is entirelyvoluntary, andits applicability and suitability forany particularuse,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised,reaffirmed, stabilized, orcancelle
5、d. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/MA2242 RATIONALE MA2242 HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 - ASSEMBLED COUPLING ENVELOPE
6、FIGURE 2 - EXPLODED VIEW OF FULL COUPLING /12/AEROSPACE STANDARD MA2242 SHEET 2 OF 3 ASSEMBLED COUPLING, THREADLESS - FLEXIBLE, FIXED CAVITY, SELF-BONDING, ENVELOPE DIMENSIONS, METRIC FIGURE 3 - EXPLODED VIEW OF HALF COUPLING /12/TABLE 1 - COUPLING ENVELOPE DIMENSIONS IN MILLIMETERSAEROSPACE STANDAR
7、D MA2242 SHEET 3 OF 3 ASSEMBLED COUPLING, THREADLESS - FLEXIBLE, FIXED CAVITY, SELF-BONDING, ENVELOPE DIMENSIONS, METRIC NOTES:1. MATERIAL: SEE PARTS STANDARDS AND MA2241.2. FINISH: SEE PARTS STANDARDS AND MA2241./3/ THESE COUPLING ASSEMBLIES ARE QUALIFIED IN ACCORDANCE WITH PROCUREMENT SPECIFICATIO
8、N MA2241. USERS OF THESE COUPLINGS ARE ADVISED TO CONTROL SOURCE APPROVAL(S) BY STANDARD PAGE SUPPLEMENT OR SIMILAR MEANS.4. TUBING SIZES ARE PER ISO 2964-1974./5/ THESE COUPLING ASSEMBLIES USE NONSTANDARD TUBE DIAMETERS.6. DIMENSIONING AND TOLERANCING: ANSI Y14.5M. USE SI METRIC UNITS./7/ THE DASH
9、NUMBERS LISTED IN THE TABULATION ARE STANDARD O-RING SIZES AS DEFINED BY AS568. O-RING SEALS ARE NOT PROVIDED AS PART OF THE AS1652 COUPLING ASSEMBLY. O-RING MATERIAL IS TO BE USER SELECTED ON THE BASIS OF FLUID COMPATIBILITY AND OPERATING REQUIREMENTS./8/ THIS DIMENSION IS A MINIMUM CLEARANCE FOR I
10、NSTALLATION. ADDITIONAL CLEARANCE ENHANCES INSTALLATION EASE./9/ FERRULES ARE NOT PROVIDED AS PART OF THE AS1652 COUPLING ASSEMBLY. MA2243 SWAGED FERRULES ARE SHOWN FOR CONVENIENCE. THE ASSEMBLED COUPLING MAY ALSO USE MA2245 WELDED FERRULES OR OTHER COMPONENTS WITH FIXED CAVITY DIMENSIONS IN ACCORDA
11、NCE WITH MA2244 OR MA2246. ASSEMBLIES WITH SLEEVE FERRULES (MA2262 OR MA2263) DO NOT USE SLEEVE (AS1654). HALF COUPLING ASSEMBLIES MUST USE ONE FERRULE (MA2243 OR MA2245), AND ONE SLEEVE FERRULE (MA2262 OR MA2263) AS SHOWN IN FIGURE 3./10/ AS1654 (SLEEVE) AND AS1655 (COUPLING) TOGETHER FORM A FULL C
12、OUPLING ASSEMBLY (AS1652). AS1652 IS PROVIDED TO SIMPLIFY DRAWING CALLOUTS.11. DIMENSIONS IN MILLIMETERS UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS 0.25, ANGULAR DIMENSIONS 2./12/ FULL COUPLINGS AND HALF COUPLINGS HAVE THE SAME ENVELOPE DIMENSIONS. FULL COUPLINGS ALLOW MOTION AT BOTH ENDS. HALF COUPLINGS ALLOW MOTION AT ONE END ONLY.
